In most cases, evolution is a pretty slow process, taking hundreds if not thousands of years—but when humans enter the ...

With no humans to leave behind scraps, this urban bird evolved and developed a longer beak, which shrank again once people ...

Bite force, a measure of the strength of an animal's bite, helps researchers understand a species' role in the ecosystem.

“Expression tells us what cells do, but regulatory DNA tells us where they come from, how they develop, and which germ layer ...

A biologist explains the surprising evolutionary math behind how the blue whale became the largest animal that has ever lived ...

Researchers find Apennine brown bears evolved into a smaller, less aggressive animal after centuries of coexistence with ...

Some ants thrive by choosing numbers over strength. Instead of heavily protecting each worker, they invest fewer resources in ...

The researchers think the pattern they observed in ants reflects a more universal trend in the evolution of societal ...

Some animal abilities are so unusual that science still can’t explain how they work. These are real, well-documented behaviors that continue to surprise researchers. Even with advanced tools and ...

New research led by the University of Washington suggests that two different climate transitions millions of years ago fueled the diversification of carnivoran body plans.

Very rare picture of a vampire squid. Credit: MBARI. The vampire squid is a creature straight out of a gothic horror film. It lurks in the deep-sea abyss, cloaked in dark, webbed arms, its massive ...