Birds across the globe independently evolved a shared warning call against parasites, blending instinct and learning in a ...

Peacock males display their magnificent plumage, lion males fight bloody battles for a pride–and both pay for it with years ...

The New Caledonian crow is a bird capable of creating rudimentary tools and even improving them, sharing its discoveries and ...

What makes the human brain different from that of other primates has long been a question. A new study suggests that the ...

Sexual behavior is one reason why female mammals typically live longer than their male counterparts, according to a new study ...

Birds separated by vast geographic distances and millions of years of evolution share a remarkably similar learned vocal ...

While many circumstances factor into the calculation, researchers found in a new study that local predators, not appearance ...

As in the natural world, signaling – of wealth or virtue – plays an important role in political and social life.

Scientists found that different species of woolly mammoths were interbreeding, creating hybrid babies with traits from both ...

Scientists found that the Turkana people of northern Kenya evolved special genes within 5,000-8,000 years to help them ...

The range of lifestyles, forms and patterns that characterize life are staggering in their variety, which rivets the eye and ...

Life cycles require the creation of an autonomous individual, that individual’s growth and that individual’s reproduction In ...