Rana (genus)

Rana (genus)

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Rana is a genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of frog
Frog
Frogs are amphibians in the order Anura , formerly referred to as Salientia . Most frogs are characterized by a short body, webbed digits , protruding eyes and the absence of a tail...

s. Species
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

 include such archetypal pond frogs as the common frog
Common Frog
The Common Frog, Rana temporaria also known as the European Common Frog or European Common Brown Frog is found throughout much of Europe as far north as well north of the Arctic Circle in Scandinavia and as far east as the Urals, except for most of Iberia, southern Italy, and the southern Balkans...

 of Europe, brown frogs, and the New and Old World true frog
True frog
The true frogs, family Ranidae, have the widest distribution of any frog family. They are abundant throughout most of the world, occurring on most continents except Antarctica...

s, including the various species of leopard frog
Leopard frog
Leopard frogs, also called meadow frogs, are the archetypal "grass frogs" of North America, a collection of about 14 species within the true frog genus Rana. They are generally very similar, green with prominent black spotting...

s and the American bullfrog. Members of this genus are found through much of Eurasia
Eurasia
Eurasia is a continent or supercontinent comprising the traditional continents of Europe and Asia ; covering about 52,990,000 km2 or about 10.6% of the Earth's surface located primarily in the eastern and northern hemispheres...

, North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

, Africa
Africa
Africa is the world's second largest and second most populous continent, after Asia. At about 30.2 million km² including adjacent islands, it covers 6% of the Earth's total surface area and 20.4% of the total land area...

, Central America
Central America
Central America is the central geographic region of the Americas. It is the southernmost, isthmian portion of the North American continent, which connects with South America on the southeast. When considered part of the unified continental model, it is considered a subcontinent...

, and the northern half of South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

. Many other genera were formerly included here; see below for details.

These true frog
True frog
The true frogs, family Ranidae, have the widest distribution of any frog family. They are abundant throughout most of the world, occurring on most continents except Antarctica...

s are usually largish species characterized by their slim waists and wrinkled skin; many have thin ridges running along their backs but they generally lack "warts" like in typical toad
Toad
A toad is any of a number of species of amphibians in the order Anura characterized by dry, leathery skin , short legs, and snoat-like parotoid glands...

s. They are excellent jumpers due to their long slender legs. The typical webbing found on their hind feet allows for easy movement through water. Coloration is mostly greens and browns above, with darker and yellowish spots.

Distribution an habitat


Many frogs in this genus breed in early spring, although subtropical and tropical species
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

 may breed throughout the year. Males of most of the species are known to call, but a few species are thought to be voiceless. Females lay eggs in rafts or large, globular clusters, and can produce up to 20,000 at one time.

Diet


Rana species feed mainly on insects and invertebrates, but will swallow anything they can fit into their mouths, including small vertebrates. Among their predators are egrets, crocodiles and snakes.

Systematics


There are now some 90 species
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

 placed in this genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

; many other species formerly placed in Rana are now placed elsewhere. Rana is now restricted to the New World true frogs and the Eurasian brown and pond frogs of the common frog
Common Frog
The Common Frog, Rana temporaria also known as the European Common Frog or European Common Brown Frog is found throughout much of Europe as far north as well north of the Arctic Circle in Scandinavia and as far east as the Urals, except for most of Iberia, southern Italy, and the southern Balkans...

 R. temporaria group. The validity and delimitation of the subgenera are somewhat disputed.

Genera recently split from Rana are Babina, Clinotarsus
Clinotarsus
Clinotarsus is genus of Ranid frogs containing at least two species. This genus was originally part of Rana. Members of this genus are found in India and Southeast Asia....

(including Nasirana), Glandirana, Hydrophylax, Hylarana
Hylarana
Hylarana is a widespread genus of true frogs found in tropical Africa, Asia, and Australia. It includes around 86 species.-Taxonomy:Hylarana was previously considered to be a subgenus of the genus Rana. It was recognized as a distinct genus in 2005...

, Odorrana
Odorrana
Odorrana is a genus of true frogs from East Asia and surrounding regions. Many of these frogs inhabit fast-flowing mountain streams, and they typically have a remarkably pointed snout, as evidenced by common names like "long-snout" or "tip-nosed frog" and scientific names like nasica or nasutus...

(including Wurana), Pelophylax
Pelophylax
Pelophylax is a genus of true frogs widespread in Eurasia, with a few species ranging into northern Africa. This genus was erected by Leopold Fitzinger in 1843 to accommodate the "green frogs" of the Old World, which he considered distinct from the brown pond frogs of Linnaeus' genus Rana.They are...

, Pulchrana, Sanguirana and Sylvirana. Of these, Odorrana is so closely related to Rana proper that it could conceivably be included here once again. The others seem to be far more distant relatives, in particular Pelophylax.

New species are still being described in some numbers.

Species


  • Rana amurensis – Siberian Tree Frog, Siberian Wood Frog, Amur Brown Frog
  • Rana areolataCrawfish Frog
    Crawfish Frog
    The Crawfish Frog is a species of aquatic frog native to the central United States. It gets its name because crayfish are its primary diet, and it inhabits crayfish burrows. It is also known as the Ringed Frog, in its northern ranges as Hoosier Frog, and in its southern ranges as the Texas Frog...

    , Ringed Frog, Hoosier Frog, Texas Frog
  • Rana arvalisMoor Frog
    Moor Frog
    The Moor Frog is a slim, reddish-brown, semi-aquatic amphibian native to Europe and Asia. It is a member of the family Ranidae, or "true frogs".-Taxonomy:...

  • Rana asiaticaCentral Asiatic Frog, Asian Frog
  • Rana auroraNorthern Red-legged Frog
    Northern Red-legged Frog
    The northern red-legged frog is a species of amphibian, whose range is the coastal region stretching from southwest British Columbia to Northern California, and is protected in British Columbia, Oregon and California. As a member of the genus Rana, this species is considered a true frog, with...

  • Rana berlandieriRio Grande Leopard Frog
    Rio Grande Leopard Frog
    The Rio Grande Leopard Frog is a species of aquatic frog native to the southern United States in Texas and New Mexico, and south through to central Mexico. It is also sometimes referred to as the Mexican Leopard Frog...

    , Mexican Leopard Frog
  • Rana blairiPlains Leopard Frog
    Plains Leopard Frog
    The Plains Leopard Frog It is sometimes referred to as Blair's Leopard Frog, named after the noted zoologist and University of Texas professor, Dr. W. Frank Blair.- Description :...

    , Blair's Leopard Frog
  • Rana boyliiFoothill Yellow-legged Frog
    Foothill Yellow-legged Frog
    The Foothill Yellow-legged Frog is a small-sized frog from the Rana genus in the Ranidae family. This species can be found from northern Oregon, down California’s west coast, and into Baja California, Mexico. Both the Columbia Spotted Frog and the Cascades Frog, also part of the Rana genus, live...

  • Rana brownorum
  • Rana bwana
    Rana bwana
    The Rio Chipillico Frog, Rana bwana, is a species of frog in the Ranidae family.It is found in Ecuador and Peru.Its natural habitats are subtropical or tropical moist lowland forests, rivers, freshwater marshes, intermittent freshwater marches, rural gardens, and heavily degraded former forest.It...

    – Rio Chipillico Frog
  • Rana camerani
  • Rana capitoGopher Frog
    Gopher Frog
    The Gopher Frog is a species of frog in the Ranidae family. It is endemic to the Southeastern United States. It primarily inhabits the threatened sandhill communities, flatwoods, and scrub in the Atlantic coastal plain, where it is usually found near ponds.-Subspecies:Its two subspecies include...

  • Rana cascadaeCascades Frog
    Cascades Frog
    The Cascades Frog is a species of frog in the Ranidae family.It is found in western United States and possibly Canada, mainly in the Cascade Range and Olympic Mountains.-Description:-Appearance:...

  • Rana catesbeiana – American Bullfrog
  • Rana chaochiaoensis
    Rana chaochiaoensis
    Rana chaochiaoensis, the Chaochiao Frog, is a species of frog in the Ranidae family.It is found in China, possibly Myanmar, and possibly Vietnam....

    – Chaochiao Frog
  • Rana chensinensisAsiatic Grass Frog
    Asiatic Grass Frog
    The Asiatic Grass Frog or Chinese Brown Frog is a species of frog in the Ranidae family.It is found in China, Mongolia, possibly North Korea, and possibly Russia....

    , Chinese Brown Frog
  • Rana chevronta
    Rana chevronta
    The Chevron-spotted Brown Frog, Rana chevronta, is a species of frog in the Ranidae family.It is endemic to China.Its natural habitats are temperate forests, freshwater marshes, and intermittent freshwater marches.It is threatened by habitat loss....

    – Chevron-spotted Brown Frog
  • Rana chichicuahutla
    Rana chichicuahutla
    Rana chichicuahutla is a species of frog in the Ranidae family.It is endemic to Mexico.Its natural habitat is freshwater lakes.It is threatened by habitat loss.-Source:* Santos-Barrera, G. 2004. . Downloaded on 23 July 2007....

  • Rana chiricahuensisChiricahua Leopard Frog
    Chiricahua Leopard Frog
    The Chiricahua Leopard Frog, Rana chiricahuensis, is a species of frog in the Ranidae family. It is found in Mexico and the United States. Its natural habitats are temperate forests, rivers, intermittent rivers, swamps, freshwater lakes, intermittent freshwater lakes, freshwater marshes,...

  • Rana clamitans – Green Frog
  • Rana coreana
    Rana coreana
    The Korean brown frog is a species of frog in the genus Rana. It is native to the Korean Peninsula....

  • Rana dalmatinaAgile Frog
    Agile Frog
    The Agile Frog is a frog in the genus Rana in the family of the true frogs.-Physical description:This species are skinny and have long limbs and a pointy snout. Adult males are rarely larger than 6.5 centimeters, while females can get up to 8 centimeters. Its ventral surface is light brown,...

  • Rana draytoniiCalifornia Red-legged Frog
    California Red-legged Frog
    The California red-legged frog, Rana draytonii, is a moderate to large species of frog. It is known under the scientific name Rana draytonii, after being long included with the northern red-legged frog The California red-legged frog, Rana draytonii, is a moderate to large (4.4–14 cm) species...

  • Rana dunni
    Rana dunni
    Rana dunni is a species of frog in the Ranidae family.It is endemic to Mexico, where it is locally known as rana de Pátzcuaro.Its natural habitats are rivers, freshwater lakes, and freshwater marshes.It is threatened by habitat loss....

  • Rana dybowskiiDybowski's Frog
    Dybowski's frog
    The Dybowski's frog, Rana dybowskii, is a species of true frog found in Northeast Asia. It is found in the Russian Far East, the Korean Peninsula, and the Japanese island of Tsushima...

  • Rana fisheriVegas Valley Leopard Frog
    Vegas Valley Leopard Frog
    The Vegas Valley Leopard frog is a species of frog previously declared extinct. Once it occurred in the Las Vegas Valley, as well as Tule Springs, Clark County, southern Nevada, United States of America, at elevations between 370 and 760 m. It was believed to be the only frog endemic to the United...

  • Rana forreri
    Rana forreri
    Rana forreri is a species of frog in the Ranidae family.It is found in Costa Rica, El Salvador, Guatemala, Honduras, Mexico, and Nicaragua....

  • Rana graecaGreek Stream Frog
    Greek Stream Frog
    The Greek Stream Frog or simply Greek Frog is a species of frog in the Ranidae family.It is found in Albania, Bosnia and Herzegovina, Bulgaria, Greece, Macedonia, Serbia and Montenegro, and possibly Turkey....

    , Greek Frog
  • Rana grylioPig Frog
    Pig Frog
    The Pig Frog is a species of aquatic frog found in the south-eastern United States, from the state of South Carolina to Texas. Some sources also refer to it as the Lagoon Frog or the Southern Bullfrog.- Physical description :...

  • Rana hanluica
    Rana hanluica
    Rana hanluica is a species of frog in the genus Rana. It is endemic to China....

  • Rana heckscheriRiver Frog
    River Frog
    The River Frog is a species of frog in the family Ranidae.It is endemic to the United States.Its natural habitats are temperate forests, rivers, swamps, freshwater lakes, and freshwater marshes.It is threatened by habitat loss....

  • Rana holtzi
  • Rana huanrenensisHuanren Frog
    Huanren frog
    The Huanren frog, Rana huanrenensis, is a species of true frog found in East Asia. It was originally believed to be endemic to Huanren in China, but was later also found in South Korea; it is presumed to be present in North Korea as well...

  • Rana ibericaIberian Frog
    Iberian Frog
    The Iberian Frog or Rana Patilarga, Rana iberica, is a species of frog in the Ranidae family.It is found in Portugal and Spain. Its natural habitats are rivers, intermittent rivers, and swamps...

  • Rana italicaItalian Stream Frog
    Italian Stream Frog
    The Italian Stream Frog is a species of frog in the Ranidae family. It is found in Italy and San Marino. Its natural habitats are rivers, intermittent rivers, swamps, freshwater marshes, and intermittent freshwater marches. It is threatened by habitat loss.-References:* Andreone, F. 2004. . ...

  • Rana japonicaJapanese Brown Frog
    Japanese Brown Frog
    The Japanese Brown Frog, Rana japonica, is a species of frog in the Ranidae family.It is endemic to Japan.Its natural habitats are temperate grassland, rivers, swamps, irrigated land, and seasonally flooded agricultural land.- Characteristics :...

  • Rana johni
    Rana johni
    Rana johni is a frog species in the true frog family . It is endemic to Mexico, where it is known as rana de Moore after its obsolete scientific name, which had already been given to an unrelated fossil frog species earlier....

  • Rana johnsi
    Rana johnsi
    John's Groove-toed Frog is a frog species in the true frog family . It is found in China, Laos, Thailand, and Vietnam....

    – John's Groove-toed Frog
  • Rana juliani
    Rana juliani
    The Maya Mountains Frog, Rana juliani, is a species of frog in the Ranidae family.It is found in Belize and possibly Guatemala.Its natural habitats are subtropical or tropical moist lowland forests, moist savanna, and rivers....

    – Maya Mountains Frog
  • Rana kukunoris
    Rana kukunoris
    Rana kukunoris, the Plateau Brown Frog, is a species of frog in the Ranidae family.It is endemic to China.Its natural habitats are temperate grassland, subtropical or tropical high-altitude grassland, rivers, swamps, and freshwater marshes. It is not considered threatened by the IUCN.-References:*...

    – Plateau Brown Frog
  • Rana kunyuensis
    Rana kunyuensis
    Rana kunyuensis is a species of frog in the Ranidae family.It is endemic to China.Its natural habitats are temperate forests, temperate grassland, and rivers.It is threatened by habitat loss.-Source:...

  • Rana latasteiItalian Agile Frog
    Italian Agile Frog
    The Italian Agile Frog, Rana latastei, also known as the Lataste's Frog is an endemic frog with a distribution restricted to the plains of northern Italy, the extreme southern tip of Switzerland, the Istrian region of Slovenia and adjacent Croatia....

    , Lataste's Frog
  • Rana lemosespinali
    Rana lemosespinali
    Rana lemosespinali is a species of frog in the Ranidae family.It is endemic to Mexico.Its natural habitat is subtropical or tropical dry forests.It is threatened by habitat loss.-Source:* Ponce-Campos, P. 2006. . Downloaded on 23 July 2007....

  • Rana longicrus
    Rana longicrus
    Rana longicrus is a species of frog in the Ranidae family. It is endemic to Taiwan.Its natural habitats are subtropical or tropical moist lowland forests, swamps, freshwater marshes, intermittent freshwater marches, arable land, and ponds. It is threatened by habitat loss....

    – Taipa Frog
  • Rana luteiventrisColumbia Spotted Frog
    Columbia Spotted Frog
    The Columbia Spotted Frog, Rana luteiventris, is a North American species of frog. It is green to brown in color with spots on the dorsal surface. The belly and upper lip are white in color. Individuals can be distinguished from other Rana species by their shorter back legs, narrow snout and...

  • Rana macroglossa
    Rana macroglossa
    Rana macroglossa is a species of frog in the Ranidae family.It occurs in Guatemala and southern Mexico.Its natural habitats are subtropical or tropical moist montanes, subtropical or tropical high-altitude grassland, rivers, intermittent freshwater marshes, and heavily degraded former forest.It is...

  • Rana macrocnemisLong-legged Wood Frog, Caucasus Frog, Turkish Frog, Brusa Frog
  • Rana maculata
    Rana maculata
    Rana maculata is a species of frog in the Ranidae family.It is found in El Salvador, Guatemala, Honduras, Mexico, and Nicaragua.Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical moist montanes, rivers, and freshwater marshes.It is threatened by habitat...

  • Rana magnaocularisNorthwest Mexico Leopard Frog
    Northwest Mexico Leopard Frog
    The Northwest Mexico Leopard Frog is a species of frog in the Ranidae family.It is endemic to Mexico.Its natural habitats are subtropical or tropical dry shrubland, freshwater marshes, and intermittent freshwater marches....

  • Rana megapoda
    Rana megapoda
    Rana megapoda is a species of frog in the Ranidae family.It is endemic to Mexico.Its natural habitats are temperate forests, subtropical or tropical dry shrubland, rivers, freshwater lakes, and freshwater marshes.It is threatened by habitat loss....

  • Rana miadisIsland Leopard Frog
    Island Leopard Frog
    The Island Leopard Frog is a species of frog in the Ranidae family.It is endemic to Nicaragua where it is known as rana leopardo isleña....

  • Rana montezumae
    Rana montezumae
    Rana montezumae is a species of frog in the Ranidae family.It is endemic to Mexico.Its natural habitats are temperate forests, subtropical or tropical moist montanes, freshwater lakes, freshwater marshes, rural gardens, heavily degraded former forest, ponds, and aquaculture ponds.It is threatened...

  • Rana multidenticulata
    Rana multidenticulata
    The Siberian Tree Frog is a species of frog in the genus Rana. It is endemic to Taiwan....

  • Rana muscosaMountain Yellow-legged Frog
    Mountain Yellow-legged Frog
    The Mountain yellow-legged frog lives in a diverse array of water sources within the Sierra Nevada mountains of the western United States. They prefer mountain creeks and lakes, particularly sunny riverbanks, meadow streams, isolated pools, and lake borders...

  • Rana neovolcanicaTransverse Volcanic Leopard Frog
    Transverse Volcanic Leopard Frog
    The Transverse Volcanic Leopard Frog or Rana Neovolcánica is a species of frog in the Ranidae family.It is endemic to Mexico....

  • Rana okaloosaeFlorida Bog Frog
    Florida Bog Frog
    Rana okaloosae) is a rare species of frog found only in western Florida.-Physical description:This species ranges from 34 - 49 mm in length, with the female generally being the larger of the sexes. They have no spots on their dorsal surface and unlike other members of the genus Rana they lack...

  • Rana omiltemanaGuerreran Leopard Frog
    Guerreran Leopard Frog
    The Guerreran Leopard Frog or Rana Guerrerense is a species of frog in the Ranidae family.It is endemic to the Sierra Madre del Sur in Guerrero, Mexico....

  • Rana oncaRelict Leopard Frog
    Relict Leopard Frog
    The Relict Leopard Frog is a species of frog in the Ranidae family.It is endemic to the United States.Its natural habitat is freshwater springs.It is threatened by habitat loss....

  • Rana ornativentrisMontane Brown Frog
    Montane Brown Frog
    The Montane Brown Frog or Nikkō Frog, Rana ornativentris, is a species of frog in the Ranidae family.It is endemic to Japan.Its natural habitats are subtropical or tropical dry forests, rivers, swamps, freshwater marshes, arable land, irrigated land, and seasonally flooded agricultural...

    , Nikkō Frog
  • Rana palmipes
    Rana palmipes
    The Amazon River Frog, Rana palmipes, is a species of frog in the Ranidae family.It is found in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, Trinidad and Tobago, and Venezuela...

    – Amazon River Frog
  • Rana palustrisPickerel Frog
    Pickerel Frog
    The Pickerel Frog is a small North American frog, characterized by the appearance of seemingly "hand-drawn" squares on its dorsal surface.-Distinguishing features:...

  • Rana pipiensNorthern Leopard Frog
    Northern Leopard Frog
    The Northern Leopard Frog is a species of leopard frog from the true frog family, native to parts of Canada and United States. It is the state amphibian of Minnesota and Vermont.-Physical description:...

  • Rana pirica
    Rana pirica
    Rana pirica, the Ezo Brown Frog, or Hokkaidō Frog, is a species in the Ranidae family.It is found in Hokkaidō, Japan and Sakhalin.Its natural habitats are boreal forests, temperate forests, temperate shrubland, temperate grassland, rivers, swamps, intermittent freshwater lakes, freshwater marshes,...

    – Hokkaidō Frog
  • Rana pretiosaOregon Spotted Frog
    Oregon spotted frog
    The Oregon spotted frog is a member of the true frogs from the family Ranidae.-Description:The Oregon spotted frog reaches a length of to . Females are slightly larger than males. These frogs range in color from green to reddish-brown and have black spots on the head and back...

  • Rana psilonota
    Rana psilonota
    Rana psilonota is a species of frog in the Ranidae family.It is endemic to Mexico.Its natural habitats are temperate forests, subtropical or tropical moist montanes, and rivers.It is threatened by habitat loss.-Source:...

  • Rana pueblae
    Rana pueblae
    Rana pueblae is a species of frog in the Ranidae family.It is endemic to Mexico where it is known as rana poblanaIts natural habitats are subtropical or tropical moist montanes and rivers.It is threatened by habitat loss.-References:...

  • Rana pueyoi
    Rana pueyoi
    Rana pueyoi is an extinct species of large frog from Early Miocene of Spain.-References:* Amphibian by Barry Clarke and Laura Buller * Fossils by Brenda Lewis, Paula Hammond, and Carl Mehling...

  • Rana pustulosa
    Rana pustulosa
    Rana pustulosa is a species of frog in the Ranidae family.It is endemic to Mexico, where it is known as rana de cascadaIts natural habitats are subtropical or tropical dry forests, subtropical or tropical moist lowland forests, rivers, rural gardens, and heavily degraded former forest.-References: ...

  • Rana pyrenaicaPyrenean Frog
    Pyrenean Frog
    The Pyrenean Frog or Pyrenees Frog is a species of frog in the Ranidae family.It is found in France and Spain. Its local name in the latter country is Rana pirenaica....

    , Pyrenees Frog
  • Rana sakuraiiStream Brown Frog
    Stream Brown Frog
    The Stream Brown Frog or Napparagawa Frog, Rana sakuraii, is a species of frog in the Ranidae family. It is endemic to Japan.Its natural habitats are temperate forests and rivers.-References:...

    , Napparagawa Frog
  • Rana sauteri
    Rana sauteri
    Rana sauteri is a species of frog in the genus Rana from Taiwan.-Taxonomy:Rana sauteri was first described in 1909 by George Albert Boulenger on the basis of specimens collected on Taiwan by one H. Sauter...

  • Rana septentrionalisMink Frog
    Mink Frog
    The Mink Frog is a small species of frog native to the United States and Canada. They are so named for their scent, which reportedly smells like a mink. The scent is more akin to that of rotting onions to those unfamiliar with mink. It is also sometimes referred to as the North Frog.- Physical...

  • Rana sevosaDusky Gopher Frog
    Dusky Gopher Frog
    The Mississippi gopher frog or dusky gopher frog is a rare species of true frog. It is endemic to the southern United States, and its natural habitats are temperate, coastal forests and intermittent freshwater marshes...

    , Mississippi Gopher Frog
  • Rana shuchinae
    Rana shuchinae
    Rana shuchinae, the Sichuan Frog, is a species of frog in the Ranidae family.It is found in China and possibly Myanmar.Its natural habitats are temperate shrubland, temperate grassland, rivers, intermittent rivers, swamps, freshwater marshes, and intermittent freshwater marches.-References:*...

    – Sichuan Frog
  • Rana sierrae
    Rana sierrae
    Rana sierrae is a true frog endemic to the Sierra Nevada mountains .-Physical description:This species is very similar in appearance to the Mountain yellow-legged frog.-Conservation status:...

  • Rana sierramadrensis
    Rana sierramadrensis
    Rana sierramadrensis is a species of frog in the Ranidae family.It is endemic to Mexico where it is known as rana de Sierra Madre OccidentalIts natural habitats are temperate forests and rivers.It is threatened by habitat loss.-References:...

  • Rana spectabilis
    Rana spectabilis
    Rana spectabilis is a species of frog in the Ranidae family.It is endemic to Mexico.Its natural habitats are subtropical or tropical moist montanes, freshwater lakes, and water storage areas.It is threatened by habitat loss.-References:...

  • Rana sphenocephalaSouthern Leopard Frog
    Southern Leopard Frog
    The Southern Leopard Frog is a species of mostly aquatic true frog, found in the south-eastern third of the United States. There are two accepted subspecies.- Physical description :...

  • Rana subaquavocalisRamsey Canyon Leopard Frog
    Ramsey Canyon Leopard Frog
    The Ramsey Canyon Leopard Frog is a species of frog in the Ranidae family.It is found in the United States and possibly Mexico....

  • Rana sylvaticaWood Frog
    Wood Frog
    The Wood Frog has a broad distribution over North America, extending from the southern Appalachians to the boreal forest with several notable disjunct populations including lowland eastern North Carolina...

  • Rana tagoi
    Rana tagoi
    Tago's Brown Frog, Rana tagoi, is a species of frog in the Ranidae family. It is endemic to Japan.Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical moist montane forests, rivers, and freshwater marshes.-References:* Kaneko, Y. & Matsui, M. 2004. . ...

    – Tago's Brown Frog
  • Rana tarahumarae
    Rana tarahumarae
    Rana tarahumarae is a species of frog in the Ranidae family.It is found in Mexico and the United States.Its natural habitats are temperate forests, rivers, and intermittent rivers.It is threatened by habitat loss....

  • Rana taylori
    Rana taylori
    Rana taylori is a species of frog in the Ranidae family.It is found in Costa Rica and Nicaragua.Its natural habitats are subtropical or tropical moist lowland forests, swamps, freshwater lakes, intermittent freshwater lakes, freshwater marshes, and intermittent freshwater marches.It is threatened...

  • Rana temporariaCommon Frog
    Common Frog
    The Common Frog, Rana temporaria also known as the European Common Frog or European Common Brown Frog is found throughout much of Europe as far north as well north of the Arctic Circle in Scandinavia and as far east as the Urals, except for most of Iberia, southern Italy, and the southern Balkans...

    , European Common Frog, European Common Brown Frog
  • Rana tlalociTlaloc's Leopard Frog
    Tlaloc's Leopard Frog
    The Tlaloc's Leopard Frog or Rana De Tláloc is a species of frog in the Ranidae family.It is endemic to Mexico.Its natural habitat is canals and ditches.It is threatened by habitat loss.-Source:...

  • Rana tsushimensisTsushima Brown Frog
    Tsushima Brown Frog
    The Tsushima Brown Frog, Rana tsushimensis, is a species of frog in the Ranidae family.It is endemic to Japan. It is also called Tsushima Leopard Frog, though leopard frogs proper are related species from North America....

    , Tsushima Leopard Frog
  • Rana vaillanti
    Rana vaillanti
    Vaillant's Frog, Rana vaillanti, is a species of frog in the Ranidae family.It is found in Belize, Colombia, Costa Rica, Ecuador, Guatemala, Honduras, Mexico, Nicaragua, and Panama....

    – Vaillant's Frog
  • Rana vibicaria
    Rana vibicaria
    Rana vibicaria, commonly known as the Green-eyed Frog, is a species of frog in the Ranidae family. It is found highland rainforests in Costa Rica and western Panama. Once common, it has declined drastically, mainly due to the disease chytridiomycosis...

  • Rana warszewitschii
  • Rana weiningensis
    Rana weiningensis
    Rana weiningensis is a species of frog in the Ranidae family. Endemic to China, its natural habitats are temperate shrubland, temperate grassland, and rivers. It is threatened by habitat loss.-Source:...

  • Rana yavapaiensisLowland Leopard Frog
    Lowland Leopard Frog
    The Lowland Leopard Frog, Rana yavapaiensis, is a species of frog in the Ranidae family.It is found in Mexico and the United States; in Spanish it is known as rana de Yavapai....

  • Rana zhengi
    Rana zhengi
    Rana zhengi is a species of frog in the Ranidae family.It is endemic to China.Its natural habitats are temperate forests, rivers, intermittent rivers, freshwater marshes, and intermittent freshwater marches.It is threatened by habitat loss.-Source:...

  • Rana zhenhaiensis
    Rana zhenhaiensis
    The Zhenhai Brown Frog, Rana zhenhaiensis, is a species of frog in the Ranidae family.It is found in China, possibly Hong Kong, and possibly Macau....

    – Zhenhai Brown Frog
  • Rana zweifeli
    Rana zweifeli
    Zweifel's Frog, Rana zweifeli a member of the Ranidae family, found in Mexico, was classified in 1984 and honors Richard G. Zweifel. The frog's natural habitats are subtropical or tropical dry forests, rivers, intermittent rivers, freshwater marshes, and intermittent freshwater marshes...

    – Zweifel's Frog
  • Rana sp. 'Okinawa' – Ryūkyū Brown Frog
    Ryukyu Brown Frog
    The Ryūkyū Brown Frog or Okinawa Frog is an undescribed species in the true frog family .It is endemic to the Ryūkyū Islands Japan, specifically Okinawa and perhaps neighboring islands....

    , Okinawa Frog

The harpist brown frog (also known as Kampira Falls frog or Yaeyama harpist frog) was formerly known as R. psaltes; it was subsequently identified as the long-known R. okinavana. The latter name has been misapplied to the Ryūkyū brown frog, but the harpist brown frog is a rather distinct species that apparently belongs in Babina or Nidirana if these are considered valid.

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