How saber-toothed tigers acquired their long upper canine teeth

An international team led by scientists from the University of Liège has investigated the evolutionary patterns behind the development of saber teeth, with some unexpected results along the way. Their study has been published ...

US Republicans vote to remove wolf protections

The Republican-majority US House of Representatives on Tuesday passed a bill that would remove endangered species protections for the gray wolf across much of the country, sparking outrage among conservationists.

Research reveals traits that make fish prey tasty to tuna

A cross-border science collaboration has yielded a global database that will help researchers understand how climate change is affecting ocean predators like the albacore tuna—which also happens to be an important food ...

Researchers study food web flexibility through time

A theoretical experiment characterized the network architecture of a species-rich ecosystem over eight months. Predator–prey interaction networks play a key role in structuring ecosystems, but ecological research has often ...

page 1 from 26