At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

This photo shows how gigantic an Irish Elk looks compared to two humans. Megaloceros giganteus - literally "giant horn" - is ...

Presents an encyclopedic overview of animals that have become extinct during human history, and discusses the factors of extinction, including climate change, habitat destruction, and human predation.

Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are ...