Vallanadu Wildlife Sanctuary is a Protected area of Tamil Nadu  in South India

South India

South India is the area encompassing India's states of Andhra Pradesh, Karnataka, Kerala and Tamil Nadu as well as the union territories of Lakshadweep and Pondicherry, occupying 19.31% of India's area...

 created for the protection of Blackbuck Antelope. Located on an isolated hillock in Vallanadu Village of Srivaikundam Taluk, it is the southernmost place in India where a natural population of Blackbuck exists.

Flora

The sanctuary is a South Deccan Plateau dry deciduous forest

South Deccan Plateau dry deciduous forests

The South Deccan Plateau dry deciduous forests is a dry broadleaf forest ecoregion of southern India. The ecoregion lies in the southern Deccan Plateau, within the Western Ghats' rain shadow. It receives of rain annually, much less than the North Western Ghats moist deciduous forests and South...

. The thorny hardwood and xerophyte

Xerophyte

A xerophyte or xerophytic organism is a plant which has adapted to survive in an environment that lacks water, such as a desert. Xerophytic plants may have adapted shapes and forms or internal functions that reduce their water loss or store water during long periods of dryness...

s:
Dalbergia multiflora, Dichrostachys cinerea

Dichrostachys cinerea

Dichrostachys cinerea, known as the Sicklebush, Bell mimosa, Chinese lantern tree or Kalahari Christmas tree , is a legume of the genus Dichrostachys in the Fabaceae family....

, Acacia latronum, Acacia

Acacia

Acacia is a genus of shrubs and trees belonging to the subfamily Mimosoideae of the family Fabaceae, first described in Africa by the Swedish botanist Carl Linnaeus in 1773. Many non-Australian species tend to be thorny, whereas the majority of Australian acacias are not...

 planifrons, Albizia

Albizia

Albizia is a genus of about 150 species of mostly fast-growing subtropical and tropical trees and shrubs in the subfamily Mimosoideae of the legume family, Fabaceae. The genus is pantropical, occurring in Asia, Africa, Madagascar, Central, South, and southern North America and Australia, but mostly...

 amara, Zizyphus sp. and a few Azadirachta indica, Dodonia viscosa, Carissa carandus, Pterolobium indicum and Euphorbia Acalypha fruticosa, Ocimum sanctum, species form the under growth.

Fauna

Black buck, Spotted deer, macaque

Macaque

The macaques constitute a genus of Old World monkeys of the subfamily Cercopithecinae. - Description :Aside from humans , the macaques are the most widespread primate genus, ranging from Japan to Afghanistan and, in the case of the barbary macaque, to North Africa...

s, Jungle cat

Jungle Cat

The jungle cat is a medium-sized cat and considered the largest remaining species of the wild cat genus Felis. The species is also called the swamp lynx but is not closely related to the lynxes....

, Monkey

Monkey

A monkey is a primate, either an Old World monkey or a New World monkey. There are about 260 known living species of monkey. Many are arboreal, although there are species that live primarily on the ground, such as baboons. Monkeys are generally considered to be intelligent. Unlike apes, monkeys...

s, Wild cat

Wild cat

The wildcat is a small cat with several subspecies and a very broad distribution, found throughout most of Africa, Europe, and southwest and central Asia into India, China, and Mongolia. It is a hunter of small mammals, birds, and other creatures of a similar or smaller size. Sometimes included is...

, Mongoose

Mongoose

Mongoose are a family of 33 living species of small carnivorans from southern Eurasia and mainland Africa. Four additional species from Madagascar in the subfamily Galidiinae, which were previously classified in this family, are also referred to as "mongooses" or "mongoose-like"...

, Black naped Hare

Hare

Hares and jackrabbits are leporids belonging to the genus Lepus. Hares less than one year old are called leverets. Four species commonly known as types of hare are classified outside of Lepus: the hispid hare , and three species known as red rock hares .Hares are very fast-moving...

, Scaly Ant eater- Pangolin

Pangolin

A pangolin , also scaly anteater or Trenggiling, is a mammal of the order Pholidota. There is only one extant family and one genus of pangolins, comprising eight species. There are also a number of extinct taxa. Pangolins have large keratin scales covering their skin and are the only mammals with...

, Viper

Viperidae

The Viperidae are a family of venomous snakes found all over the world, except in Antarctica, Australia, Ireland, Madagascar, Hawaii, various other isolated islands, and above the Arctic Circle. All have relatively long, hinged fangs that permit deep penetration and injection of venom. Four...

 and Rat snake

Rat snake

Rat snakes are medium to large constrictors that can be found through a great portion of the northern hemisphere. They feed primarily on rodents and birds and, with some species exceeding 3 m , they can occupy top levels of some food chains. Many species make attractive and docile pets and one,...

 live here.

Peacock, Heron

Heron

The herons are long-legged freshwater and coastal birds in the family Ardeidae. There are 64 recognised species in this family. Some are called "egrets" or "bitterns" instead of "heron"....

, Stork

Stork

Storks are large, long-legged, long-necked wading birds with long, stout bills. They belong to the family Ciconiidae. They are the only family in the biological order Ciconiiformes, which was once much larger and held a number of families....

, Grey partridge

Grey Partridge

The Grey Partridge, Perdix perdix, also known as the English Partridge, Hungarian Partridge, or Hun, is a gamebird in the pheasant family Phasianidae of the order Galliformes, gallinaceous birds...

s, Jungle Craw

Craw

Craw may refer to:*Craw , a math rock band from Cleveland, Ohio*Craw , a surname *Crop , or craw, an anatomical structure*[ ]], an abreviation of Centre de Recherche de l'Agriculture Wallonne...

s, Common quail

Quail

Quail is a collective name for several genera of mid-sized birds generally considered in the order Galliformes. Old World quail are found in the family Phasianidae, while New World quail are found in the family Odontophoridae...

s, Pied crested Cuckoo

Pied Cuckoo

The Jacobin Cuckoo, Pied Cuckoo, or Pied Crested Cuckoo is a member of the cuckoo order of birds that is found in Africa and Asia. It is partially migratory and in India, it has been considered a harbinger of the Monsoon rains due to the timing of its arrival...

, Crested-hawk Eagle, Black-winged Kite

Black-winged Kite

The Black-winged Kite is a small diurnal bird of prey in the family Accipitridae best known for its habit of hovering over open grasslands in the manner of the much-smaller kestrels...

, Curlew

Curlew

The curlews , genus Numenius, are a group of eight species of birds, characterised by long, slender, downcurved bills and mottled brown plumage. They are one of the most ancient lineages of scolopacid waders, together with the godwits which look similar but have straight bills...

, Lapwing

Lapwing

Vanellinae are any of various crested plovers, family Charadriidae, noted for its slow, irregular wingbeat in flight and a shrill, wailing cry. Its length is 10-16 inches. They are a subfamily of medium-sized wading birds which also includes the plovers and dotterels. The Vanellinae are...

, Nightjar

Nightjar

Nightjars are medium-sized nocturnal or crepuscular birds with long wings, short legs and very short bills. They are sometimes referred to as goatsuckers from the mistaken belief that they suck milk from goats . Some New World species are named as nighthawks...

, Sparrow

Sparrow

The sparrows are a family of small passerine birds, Passeridae. They are also known as true sparrows, or Old World sparrows, names also used for a genus of the family, Passer...

s, Horned owl

Horned owl

The American horned owls and the Old World eagle-owls make up the genus Bubo, at least as traditionally described. This genus, depending on definition, contains about one or two dozen species of typical owls and is found in many parts of the world. Some of the largest living Strigiformes are in...

, and nearly 100 other species of birds are found in the area.

The Blackbuck population is around 20-40. Thick acacia growth makes it difficult to determine a precise population count. The Blackbucks regularly come out of the scrubs and graze in wastelands on the eastern side of the sanctuary.

Visitor information

In 2007 Rs. 7 lakh, earmarked under the Centre's "Development of Sanctuaries" scheme will be spent to repair fencing, increase the height of a watchtower by 14 metres, improve the water supply and erect awareness boards. Also, fruit-yielding tree saplings will be planted to attract more birds.

Nearest airport is at Thoothukudi

Thoothukudi

Thoothukudi , also known as Tuticorin, is a port city and a Municipal Corporation in Thoothukudi district of the Indian state of Tamil Nadu. Thoothukudi is the headquarters of Thoothukudi District....

 – 22.22 km. Nearest Railway station is Tirunelveli

Tirunelveli

Tirunelveli , also known as Nellai , and historically as Tinnevelly, is a city in the Indian state of Tamil Nadu. It is the headquarters of the Tirunelveli District and the sixth biggest city in Tamil Nadu...

Junction – 16.5 km away.