A global study finds over 3,500 animal species already threatened by climate change, with invertebrates and marine life most ...

Extinction is an overwhelming concept, difficult to grasp in its enormity and finality. Thousands of species are barreling ...

The largest-ever study of over 2.6 million zoo birth records reveals skewed sex ratios in endangered species, from lemurs to ...

For the last 10,000 years, thousands of species have perished from the Holocene extinction event, which is still ongoing.

Scientists from the Milner Centre for Evolution at the University of Bath have found that factors including mating systems and brood size could predict the ratio of males to females for animals bred ...

The mammal in question is the Falkland Islands wolf ( Dusicyon australis ), the first canid known to have been driven to ...

The dodo bird vanished more than 300 years ago, but its story still sparks curiosity. Native to just one island and wiped out ...

Researchers reanalyzed the skull musculature of coelacanths, a group of fish that has existed for 400 million years, and ...

Long before humans walked the planet, a massive creature ruled the forests and open plains of ancient Eurasia.

Habitat loss, disease, and climate change are driving koalas toward extinction. Learn what’s threatening them and how to help ...

Over the past 100,000 years, Australia and New Guinea's large animal communities have been disrupted by extinctions and ...

A company that claims to have resurrected the dire wolf has unveiled plans to bring back the moa, a long-extinct bird that ...