The gills of immature water insects look like feathery tufts around their legs and back ends. Some underwater animals get their oxygen from the air.

While it’s impossible for humans, some animals in the natural world do have multiple hearts! From two to even twenty-three ...

The New Jersey preschooler’s favorite animal is the axolotl, an amphibian that grows to be around nine inches long and, unlike other salamanders, never loses the frilly, external gills that ...

"This is incredibly sad." Experts issue dire warning after thousands of marine animals wash up dead on coastline: 'It's devastating' first appeared on The Cool Down.

Many animals that live in water need to come up to the surface to breathe, but they can still spend impressive lengths of time submerged thanks to a few clever tricks.

“Of course they do,” Bekoff said “There's solid science showing very clearly that a wide diversity of animals have emotions, from mammals to all the vertebrates and invertebrates.” Bekoff has spent ...

Researchers calculated the flight ability of more than 80 ancient cicada species to analyze their evolution over time.

Human limbs may have gotten their start as gill arches "Branchial rays will figure prominently in the story of the evolutionary origin of vertebrate animal appendages," said researcher Andrew Gill.

These 5 animals have culture. Here’s what they can reveal about our shared evolutionary experience Scientists are working to understand how culture shapes different species’ evolution, from ...

At the start of the tour, the English media saw Shubman Gill as a ‘laidback’ cricketer, that charmingly forgetful prince, and ...