For a long time, the overall consensus has been that mammalian megafauna – giant mammals that roamed the Earth in the past, including species like mammoths, giant sloths and sabertoothed tigers ...

a new era of “megafauna” emerged. These were large animals that usually weighed over 44kg. Some of them resemble larger versions of their living relatives. The rise of mammals The earliest ...

We are researching the cause of megafaunal extinction in the last major extinction event. Hundreds of large mammal species disappeared during the transition from the last glaciation to the present ...

Carbon-dating teeth suggests two large mammal species roamed northeastern Brazil 3,500 years ago Geologist Fábio Faria and colleagues carbon-dated eight fragments of megafauna teeth of different ...

or any of the other large mammals that went extinct. That's hardly enough evidence, they argue, to lay blame for a continent's worth of lost megafauna at the foot of the first Americans.

Some mammals get massive ... About 10,000 years ago, the climate began to warm, and most of these so-called megafauna went extinct. Only a handful of smaller, though still impressively large ...