Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the International Science-Policy Platform on Biodiversity and Ecosystem Services ...

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

This now-extinct animal stood about 2.5 feet tall at the shoulder and had notable long, curved horns. Sadly, the bluebuck disappeared around the year 1800, mainly because of overhunting and having to ...