This video analyzes five Australian animals and five South American species in a series of hypothetical matchups designed to compare strength, endurance, and natural adaptability. Wildlife specialists ...

Massive underground tunnels discovered across South America are not human-made. Scientists now believe extinct giant ground ...

The extinction of the Pleistocene megafauna may be people’s fault after all, according to a recent study. A team of archaeologists recently examined animal bones at sites dating to the waning years of ...

Paleontologist Thaís Pansani standing in front of a reconstructed giant ground sloth skeleton at the Smithsonian National Museum of Natural History. AP SAO PAULO (Associated Press) — Sloths weren’t ...

Forbes contributors publish independent expert analyses and insights. Jared Ranahan is a reporter who covers travel and ecotourism. In the remote reaches of interior Peru, the Andes Mountains serve as ...