Prehistoric Predators was a National Geographic program that was based on different predators that lived in our past e.g.: Smilodon, Megalodon etc. It was featured on Nat Geo at 2007.

Episodes

Episode 1: Sabretooth: Smilodon

Smilodon

Smilodon , often called a saber-toothed cat or saber-toothed tiger, is an extinct genus of machairodonts. This saber-toothed cat was endemic to North America and South America, living from near the beginning through the very end of the Pleistocene epoch .-Etymology:The nickname "saber-tooth" refers...

is shown as an apex predator. It is shown defeating American lions, living in prides and killing even mammoths and Megalonyx

Megalonyx

Megalonyx is an extinct genus of giant ground sloths of the family Megalonychidae endemic to North America from the Hemphillian of the Late Miocene through to the Rancholabrean of the Pleistocene, living from ~10.3 Mya—11,000 years ago, existing for approximately .-Taxonomy:The generic name...

. Episode 2: Terror Bird: The huge bird of South America, Titanis

Titanis

Titanis is a large extinct flightless carnivorous bird of the family Phorusrhacidae, endemic to North America during the Blancan stage of the Pliocene living 4.9—1.8 Ma, and died out during the Gelasian Age of the earliest Pleistocene, existing approximately .-Etymology:The generic name, Titanis,...

is shown an apex predator. It comes into competition with the Edwards Wolf (Canis edwardii

Canis edwardii

Canis edwardii is an extinct species of Canidae which was endemic to most of North America from the Blancan stage of the Pliocene epoch through to the Irvingtonian stage of the Pleistocene epoch, living 4.9 Mya—300,000 years ago, existing for approximately...

). It is shown chasing wolves away (and vice versa) and eating horses. Episode 3: Giant Bear: Double the size of the largest living bear you get Arctodus simus, the giant short-faced bear. At 11 feet tall and a weight of 1800 pounds, it was the largest mammalian carnivore ever to walk the Earth. It was shown defeating the Smilodon and Megalonyx

Megalonyx

Megalonyx is an extinct genus of giant ground sloths of the family Megalonychidae endemic to North America from the Hemphillian of the Late Miocene through to the Rancholabrean of the Pleistocene, living from ~10.3 Mya—11,000 years ago, existing for approximately .-Taxonomy:The generic name...

, and scaring off Dire Wolves Episode 4: Killer Pig: The Archaeotherium

Archaeotherium

Archaeotherium is an extinct artiodactyl genus of the family Entelodontidae, endemic to North America during the Oligocene epoch , existing for approximately . Archaeotherium was about 1.2m tall at the shoulder and around 2m long and weighing around 270kg.It was a relative of javelinas and pigs...

was the biggest beast of the Badlands

Badlands

A badlands is a type of dry terrain where softer sedimentary rocks and clay-rich soils have been extensively eroded by wind and water. It can resemble malpaís, a terrain of volcanic rock. Canyons, ravines, gullies, hoodoos and other such geological forms are common in badlands. They are often...

 and was more powerful than any. It evolved into Daeodon (aka Dinohyus), making it bigger. Episode 5: Razor Jaws: The only one who would dare attack an Archaeotherium

Archaeotherium

Archaeotherium is an extinct artiodactyl genus of the family Entelodontidae, endemic to North America during the Oligocene epoch , existing for approximately . Archaeotherium was about 1.2m tall at the shoulder and around 2m long and weighing around 270kg.It was a relative of javelinas and pigs...

was Hyaenodon

Hyaenodon

Hyaenodon is an extinct genus of Hyaenodonts, a group of carnivorous creodonts of the family Hyaenodontidae endemic to all continents except South America, Australia and Antarctica, living from 42—15.9 mya, existing for approximately .-Morphology:Some species of this genus were amongst the largest...

, with its powerful Razor Jaws. Episode 6: Killer Wolf: The savage Dire Wolf

Dire Wolf

The Dire Wolf, Canis dirus, is an extinct carnivorous mammal of the genus Canis, and was most common in North America and South America from the Irvingtonian stage to the Rancholabrean stage of the Pleistocene epoch living 1.80 Ma – 10,000 years ago, existing for approximately .- Relationships...

 was the biggest wolf on the planet. It hunted down bison

Bison

Members of the genus Bison are large, even-toed ungulates within the subfamily Bovinae. Two extant and four extinct species are recognized...

 in packs of 30 or more. Episode 7: Monster Shark: The huge, powerful shark, Megalodon

Megalodon

The megalodon and ὀδούς ) is an extinct species of shark that lived roughly from 28 to 1.5 million years ago, during the Cenozoic Era .The taxonomic assignment of C...

, was up to 52 feet long and weighed up to 47 tonnes (52 tons).

Animals:
Plestiocene: 1.8-10 000 years ago
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...

:
American lion

American lion

The American lion — also known as the North American lion, Naegele’s giant jaguar or American cave lion — is an extinct lion of the family Felidae, endemic to North America during the Pleistocene epoch , existing for approximately...

Arctodus

Arctodus

Arctodus — known as the short-faced bear or bulldog bear — is an extinct genus of bear endemic to North America during the Pleistocene ~3.0 Ma.—11,000 years ago, existing for approximately three million years. Arctodus simus may have once been Earth's largest mammalian, terrestrial carnivore...

Columbian mammoth

Columbian Mammoth

The Columbian Mammoth is an extinct species of elephant of the Quaternary period that appeared in North America during the late Pleistocene. It is believed by some authorities to be the same species as its slightly larger cousin, M...

Caribou(cameo)
Canis dirus
Dromedary

Dromedary

The dromedary or Arabian camel is a large, even-toed ungulate with one hump on its back. Its native range is unclear, but it was probably the Arabian Peninsula. The domesticated form occurs widely in North Africa and the Middle East...

(cameo)
Equus

Equus

Equus may refer to:* Equus , a genus of animals including horses, donkeys, zebras and onagers* Equus , a play by Peter Shaffer* Equus , a film adaptation of the Peter Shaffer play...

(likely Tarpan

Tarpan

Tarpan is an extinct subspecies of wild horse. The last individual of this subspecies died in captivity in Russia in 1909....

)
Mustang

Mustang

-Animals:* Mustang , a free-ranging horse of the American west. -Aircraft:* Cessna Citation Mustang, a modern business jet which is currently the smallest model in the Cessna Citation range...

(cameo)
Megatherium

Megatherium

Megatherium was a genus of elephant-sized ground sloths endemic to Central America and South America that lived from the Pliocene through Pleistocene existing approximately...

Steppe Bison
Smilodon fatalis

Miocene-Pliocene: 15-3 million years ago
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...

, 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...

:
Canis edwardii

Canis edwardii

Canis edwardii is an extinct species of Canidae which was endemic to most of North America from the Blancan stage of the Pliocene epoch through to the Irvingtonian stage of the Pleistocene epoch, living 4.9 Mya—300,000 years ago, existing for approximately...

Glyptodon

Glyptodon

Glyptodon was a large, armored mammal of the family Glyptodontidae, a relative of armadillos that lived during the Pleistocene Epoch. It was roughly the same size and weight as a Volkswagen Beetle, though flatter in shape...

Homalodotherium

Homalodotherium

Homalodotherium is an extinct genus of the order Notoungulata, an extinct group of hoofed mammals native to South America.Homalodotherium was about in body length, and had long forelimbs with claws instead of hooves...

Kelenken

Kelenken

Kelenken is an extinct genus of giant flightless predatory birds of the family Phorusrhacidae or "terror birds".These birds lived in the Middle Miocene, some 15 million years ago, in Argentina along with Argentavis. With a skull 28 inches long , it had the largest head of any known bird...

Smilodon gracilis
Titanis

Titanis

Titanis is a large extinct flightless carnivorous bird of the family Phorusrhacidae, endemic to North America during the Blancan stage of the Pliocene living 4.9—1.8 Ma, and died out during the Gelasian Age of the earliest Pleistocene, existing approximately .-Etymology:The generic name, Titanis,...

Equus

Equus

Equus may refer to:* Equus , a genus of animals including horses, donkeys, zebras and onagers* Equus , a play by Peter Shaffer* Equus , a film adaptation of the Peter Shaffer play...

(likely Tarpan

Tarpan

Tarpan is an extinct subspecies of wild horse. The last individual of this subspecies died in captivity in Russia in 1909....

)

Oligocene-Miocene: 32-19 million years ago
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...

:
Amphicyon ingens
Agrichoerus
Archaeotherium

Archaeotherium

Archaeotherium is an extinct artiodactyl genus of the family Entelodontidae, endemic to North America during the Oligocene epoch , existing for approximately . Archaeotherium was about 1.2m tall at the shoulder and around 2m long and weighing around 270kg.It was a relative of javelinas and pigs...

Chalicotherium

Chalicotherium

Chalicotherium is a genus of extinct browsing odd-toed ungulates of the order Perissodactyla and family Chalicotheriidae, found in Europe, Africa, and Asia during the Late Oligocene to Lower Pliocene, living from 16—7.75 mya, existing for approximately .This animal...

Dinictis

Dinictis

Dinictis is an extinct genus of the family Nimravidae, subfamily Nimravinae endemic to North America during the Eocene-Oligocene epochs , existing for approximately .- Taxonomy :...

Daeodon
Hyaenodon horridus
Mesohippus

Mesohippus

Mesohippus is an extinct genus of early horse. It lived some 40 to 30 million years ago from the late Eocene to the mid-Oligocene...

Poebrotherium

Poebrotherium

Poebrotherium is an extinct genus of terrestrial herbivore the family Camelidae, endemic to North America from the Eocene through Oligocene 38—30.8 mya, existing for approximately .-Discovery and history:...

Teleoceras

Teleoceras

Teleoceras is an extinct genus of grazing rhinoceros that lived in North America during the Miocene epoch, which ended about 5.3 million years ago, all the way to the early Pliocene epoch....

Miocene-Plestiocene: 20-2 million years ago
The Atlantic:
Cetotherium

Cetotherium

Cetotherium is a genus of the extinct cetaceans from the family Cetotheriidae .-Known species:...

Dugong

Dugong

The dugong is a large marine mammal which, together with the manatees, is one of four living species of the order Sirenia. It is the only living representative of the once-diverse family Dugongidae; its closest modern relative, Steller's sea cow , was hunted to extinction in the 18th century...

Great white Shark

Great white shark

The great white shark, scientific name Carcharodon carcharias, also known as the great white, white pointer, white shark, or white death, is a large lamniform shark found in coastal surface waters in all major oceans. It is known for its size, with the largest individuals known to have approached...

(cameo)
Green Sea Turtle

Green Sea Turtle

The Green sea turtle or green turtle is a large sea turtle of the family Cheloniidae. It is the only species in the genus Chelonia. Its range extends throughout tropical and subtropical seas around the world, with two distinct populations in the Atlantic and Pacific Oceans...

(cameo)
Megalodon

Megalodon

The megalodon and ὀδούς ) is an extinct species of shark that lived roughly from 28 to 1.5 million years ago, during the Cenozoic Era .The taxonomic assignment of C...

Squalodon

Squalodon

Squalodon is an extinct genus of whales, belonging to the family Squalodontidae. Named by Grateloup in 1840, it was originally believed to be an iguanodontid dinosaur but has since been reclassified. The name Squalodon comes from Squalus, a genus of shark...

Unidentified fish

Fish

Fish are a paraphyletic group of organisms that consist of all gill-bearing aquatic vertebrate animals that lack limbs with digits. Included in this definition are the living hagfish, lampreys, and cartilaginous and bony fish, as well as various extinct related groups...