When people get hot, we can strip off clothing and we sweat to cool down. But animals such as cats and dogs aren’t so lucky.

To determine the health of an ecosystem, observe the birds that live there, as they are the barometers of habitat health.

Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of ...

Utah biologists have characterized D. woaabi, the first of two nematode species recently discovered in the lake’s ...

This video ranks ten animals based on how likely they are to engage in cannibalistic behavior. Factors such as resource scarcity, competition, stress, and reproductive strategy play a central role.

This lizard’s physiology rewrites what we thought reptiles were capable of. Here’s the truth behind its notorious reputation, ...

The United States has a habit of showcasing its geology. Long before cities and highways showed up, forces beneath the ...

Habitat loss, deforestation, the illegal wildlife trade and climate change are pushing these extraordinary species towards ...

For a long time, the end of the Ice Age felt like a slow fading rather than a sharp break. Mammoths vanished. Old ways of ...

You find what space you can in Burundi, where 14m people squeeze into an area not much bigger than Wales or Massachusetts.

Have you ever wondered why some animals seem to vanish into thin air the second a person walks by? It's not magic or ...

A visit to the Falkland Islands, where the fearless seabirds navigate the rugged topography with tenacious spunk, shows the ...