Scientists are testing light therapy, a fungus-killing fungus—and maybe, doing nothing

These sharks have a hidden life that's becoming a lot less hidden, thanks to a scientific expedition that was years in the making.

From the largest bird to the fastest moving bird, here are six stars of the bird world.

Scientists piece together the skull of an ancient bird, which had a primitive beak lined with teeth.

Mexican mammal may have staged its comeback thanks to dwindling agriculture

When sexual selection leads to extreme differences between sexes like the peacock's tail, it makes species more likely go extinct

A newly discovered “lachrymal saber” could illuminate relationships between an order of deadly fishes

Scientists have shown that the way we speak to our canine friends is important in relationship-building between pet and owner, similar to the way that 'baby-talk' is to bonding between a baby and an adult.

As someone who had pet rats for years,I really enjoyed this and I hope you will too.

Experts propose different theories for why bird's plumes have a mysteriously mustard hue.

“There’s something unusual going on here in the city.”

We’re learning more about what they endure as they fly thousands of miles—and how humans and climate change are making it tougher for them.

The prehistoric avians weren't able to fly, but they were able to kill.

Winter rain makes it more difficult for the animals to feed, particularly pregnant females, researchers find.

Scientists identified bacteria that caused a mass die-off of the endangered antelopes in Kazakhstan in 2015. But the mechanism that made the bacteria so deadly is not understood.

Nine caribou on an island in Lake Superior were helicoptered to safety in a bid to save a once thriving herd from dying out.

After studying decades of video footage captured by robotic submersibles, the Monterey Bay Aquarium Research Institute has figured out some basics of the deep ocean’s food web.

The Swiss government has banned tossing lobsters and other crustaceans into boiling water. But what’s the science behind that decision?

It was also particularly vulnerable to disease well before humans arrived in Australia.

Bunnies whose head tilts become permanent can still live happy, healthy lives—if the underlying cause is treated quickly.