Evolutionary Biology

Such large, intelligent animals suffer when stuffed in a zoo

Is slaughtering birds the best way to keep the wildlife away from airplanes?

The molecule is thought to activate proteins involved in metabolism and inflammation

We now have solid evidence that elephants are some of the most intelligent, social and empathic animals around—so how can we justify keeping them in captivity?

Functional MRI brain scans show that man and man's best friend use analogous brain regions to process vocalizations of both their own and the other species. Sophie Bushwick reports

Tadpoles ate tadpole meat to avoid starving but otherwise chose other food sources

A momentous thing is about to happen. Take a deep breath and prepare yourself. Today is the day when… I finish my series of articles on the crocodiles of the world.

Biologist Svante Pääbo describes the thrilling discovery of DNA from the bones of an ancient Neandertal in this excerpt from his new book

It took just 60,000 years for the End Permian extinction to wipe out 96 percent of aquatic species and 70 percent of land species some 252 million years ago. Cynthia Graber reports

Why diseases plague purebred dogs and how breeders, owners and genetics can help

Tricks common to animals ranging from whales to insects could inspire designs for air and water vehicles

Images that induce trypophobia, the fear of holes, share visual features with images of certain venomous animals, implying that the aversion has an evolutionary basis. Allie Wilkinson reports