Researchers studying pharmaceutical pollution tracked salmon that had been exposed to anti-anxiety medication. The fish appeared to lose their inhibitions.

© Michel Roggo, via Reuters

Researchers found crocodilians, bats, raccoons and other creatures prowling a Florida town’s storm drains, “like something out of ‘Teenage Mutant Ninja Turtles,’” one said.

Here’s what scientists have learned about how a dog’s breed affects its health and behavior.

She was so successful at training dolphins that she began applying the same techniques to other creatures, including dogs — and humans.

Faced with a rash of shark deaths marked by brain swelling, Canadian and American scientists are trying to solve a marine mystery.

Their feathers, roosting behaviors and adaptability help birds survive the cold, “nature’s proving ground.”

Tiny mites seem capable of relying on the power of static cling to hop into hummingbird nostrils and move between flowers.

A museum curator with a ladder showed that birds that build cavity-style nests are able to protect their eggs with the skin shed by snakes.

With time-lapse video, scientists show how tiny mushroom corals can move themselves to influence their fate.

Scientists suspect that contagious urination, a behavior they observed among a troop of apes in Japan, may play an important role in primate social life.

The bull moose had fallen into a lake in the Adirondacks and been in the frigid waters for about two hours before rescuers arrived and used a chain saw to free it.

A new study reveals the surprising ways rattlesnakes have evolved to collect water in the desert.

Venomous snakes bite millions of people worldwide each year, killing at least 120,000. Many of them are poor people in rural areas of Africa without easy access to treatment.

Many owners think so, thanks to the “talking buttons” craze on TikTok and Instagram. Scientists are less convinced.

She roams Brooklyn’s parks and streets in search of prey. It’s not hard to find.