Ravens have long been thought to follow wolves to find food, but new research shows they’re far more strategic. By tracking both animals in Yellowstone, scientists discovered that ravens memorize ...

Hidden in plain sight, a new bird species, the Tokara leaf warbler, emerges from DNA evidence, revealing more vulnerable ...

Spotted hyena clans flip the script on mammalian power: here, dominance is inherited, alliances matter most and females rule every level of society.

The environmentalist founded the field of co-evolution, and warned that rapid human expansion would cause biodiversity collapse and famine.