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

In two new studies supported by FAPESP, researchers at the State University of Campinas (UNICAMP) in the state of São Paulo, Brazil, have shed light on how interactions between predators and prey ...

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 ...

Tigers once roamed from Turkey to China and as far north as Russia and south to Indonesia. Today, they inhabit around 6% of their ancient grounds and are on the brink of extinction. These beautiful ...

Saber-toothed cats of the genus Smilodon devouring their prey. A loss of diversity occurred due to fewer herbivores to prey on, which led to extinction Disclaimer: AAAS and EurekAlert! are not ...