Remains of giant sloths and proto-elephants were found interspersed with burnt human bones and ceramics in Mexico's Sac Actun cave system.

For example, water levels rose more than 300 feet at the end of the Ice Age, flooding the cave system and preserving the remains of extinct megafauna. Humans likely didn't live in the caves, but ...

Another amazingly huge creature was the megatherium. It is an extinct species of giant ground sloth. It's scientific name, megatherium americanum, means 'great beast from America'.

Prehistoric fossils dating back to the Ice Age discovered in South Louisiana. What prehistoric animals used to roam Louisiana ...

Discover the stunning 12,500-year-old rock art of Colombia's Amazon rainforest in our latest video, "12,500-Year-Old Rock Art: A Glimpse into Prehistoric Amazon." This ancient artwork reveals a ...

Studying Ancient Animal Remains Megafauna, such as woolly mammoths, moas, and giant sloths, went extinct some 50,000 to 10,000 years ago, leaving behind few fossilized remains. Pulling DNA to identify ...

Ancient sloths lived in trees, mountains, deserts, boreal forests, and open savannas. These habitat differences mainly explain the wide variation in size among sloth species. Illustration by Diego ...

One of the cassowary's most prehistoric-looking features is its feet. Each foot has three toes, with the inner toe bearing a dagger-like claw that can grow up to 5 inches (12 centimeters) long.

Bolg amondol was a raccoon-sized armored mostesaurian lizard that lived about 77 million years ago, similar to today’s Gila monsters ( Heloderma horridum ). It is named after the goblin prince from ...

Scientists have uncovered over 200 new giant viruses lurking in ocean waters that not only help shape marine ecosystems but also manipulate photosynthesis in algae. These massive viruses once ...