Prehistoric Mammals

Tomarctus Picture By PaleoSD

Tomarctus

Quick Tomarctus Facts: - Lived from the Middle Miocene Period - Lived in North and South America - Was as long as a hyena - Weighed less than a bulldog - It was a carnivore

Amphicyon

Quick Amphicyon Facts: - Lived from the Middle Oligocene through the Early Miocene Periods - Lived in Asia, Europe and North America - Was as long as a human adult male is tall - Weighed as much as a lion - It was an omnivore

Dire Wolf

Quick Dire Wolf Facts: - Lived during the Rancholabrean North American Land Mammal Age - Lived in North America - Weighed half as much as a panda bear - Was twice as long as a coyote - It was a carnivore - May have hunted horses

Megaloceros

Quick Megaloceros Facts: - Lived from the Pleistocene through the Modern Period - Lived on the plains of Eurasia - Was as long as an elk - Weighed as much as 10 white-tailed deer - Was an herbivore - Its antlers were longer than a car

Glyptodon

Quick Glyptodon Facts: - Lived from the Pleistocene through the Modern Period - Lived in the swamps of South America and North America - Was as long as a Volkswagon Beetle - Weighed as much as a small car - Went extinct 10,000 years ago

Steller’s Sea Cow

Quick Steller's Sea Cow Facts: - Lived from the Pleistocene through the Modern Period - Lived on the shores of the North Pacific - Was an herbivore - Lived off a diet of kelp - Was longer than a killer whale - Weighed three times as much as a killer whale - Was an aquatic mammal - Went extinct in 1768

Andrewsarchus

Quick Andrewsarchus Facts: - Lived during the Middle Eocene Period - Lived in what is now Mongolia - Was a carnivore - May have fed on turtles and mollusks - May have been the largest terrestrial carnivorous mammal

Elasmotherium

Quick Elasmotherium Facts: - Lived from the Pleistocene through the Modern Period - Lived in Eurasia - Also known as the Steppe Rhinoceros and the Giant Siberian Unicorn - May have been the origin of the unicorn myth - Horn may have been as long as a human male is tall - Twice as long as a black rhinoceros - Weighed as much as a hippo - Was an herbivore

Indricotherium

Quick Indricotherium Facts: - Lived during the Oligocene Period - Lived on what is now the plains of Asia - Was once known as Baluchitherium - Is now also known as Paraceratherium - May have had a prehensile lip - Was as long as a semi-trailer - Weighed more than 2-1/2 elephants - Was an herbivore

Arsinoitherium

Quick Arsinoitherium Facts: - Lived from the Late Eocene through the Early Oligocene Periods - Lived on the plains of North Africa - Was as long as a black rhino - Weighed more than a cow - Was an herbivore

Macrauchenia

Quick Macrauchenia Facts: - Lived from the Miocene Period through the Modern Period - Lived on the plains of South America - Was longer than a horse - Weighed as much as a camel - Was an herbivore

Chalicotherium

Quick Chalicotherium Facts: - Lived from the Middle through the Late Miocene Period - Lived on the plains of Eurasia - Was about twice as tall as a refrigerator - Weighed as much as 2 grizzly bears - Was an herbivore

Sivatherium

Quick Sivatherium Facts: - Lived during the Late Pliocene Period through the Modern Period - Lived in North America - Was about as half the length of a London bus - Weighed more than a grizzly bear - Was an herbivore

Uintatherium

Quick Uintatherium Facts: - Lived during the Middle Eocene Period - Lived in North America - Was about as long as a Volkswagen Beetle - Weighed as much as rhinoceros - Was an herbivore

Daeodon

Quick Daeodon Facts: - Lived during the Miocene Period - Lived in North America - Name means "terrible pig" - Was as almost as long as a saltwater crocodile - Weighed more than a cow - Was an Omnivore

Megalonyx

Quick Megalonyx Facts: - Lived during the Miocene through the Modern Period - Lived in North America - Was 3 times longer than a modern sloth - Weighed as much as a leather-back sea turtle - Was an herbivore

Brontotherium

Quick Brontotherium Facts: - Lived during the Late Eocene Period through the Early Oligocene - Was longer than a white rhino - Weighed more than a white rhino - Was an herbivore - Ate 120-200 pounds of vegetation a day

Thylacosmilus

Quick Thylacosmilus Facts: - Lived during the Late Miocene through the Late Pliocene Period - Was not a true sabre-tooth cat - Was a marsupial - Its saber-teeth grew its entire life - Was as long as a a jaguar - Weighed more than a lion - Lived in South America - Was a carnivore

Thylacoleo

Quick Thylacoleo Facts: - Lived during the Pleistocene through the Modern Period - Was as long a leopard - Weighed as much as a cougar - Was a carnivore - Had a strong tail - Lived all over Australia

Diprotodon

Quick Diprotodon Facts: - Lived during the Pleistocene Period - Probably couldn't hop - Was as long as a black rhino - Weighed as much as a giraffe - Was an herbivore - Lived all over Australia

Popular Dinosaurs

Popular Prehistoric Animals