This tiny frog has gone viral thanks to a call that sounds more like a squeaky toy than a living creature. Researchers ...

Across the animal kingdom, some of the strongest creatures are also among the smallest. They don't rely on bulk to get things done.

A mile into the cave, the water slows and the space gets darker, colder, and more claustrophobic. The only sound is the river ...

Surveillance video shows a woman crouching beside a Waymo self-driving taxi, trying to lure a beloved neighborhood cat to ...

Ecuador’s northern Amazon is home to some of the most biodiverse areas on the planet, including Yasuní National Park. But ...

The spots gave it away. Just like a human fingerprint, the rosette pattern on each jaguar is unique so researchers knew they ...

Driving headlong into danger isn’t everyone’s choice for a holiday, writes Victoria Richards, but when you’re with the first ...

The University of Arizona Wild Cat Research and Conservation Center announced that it had spotted the fifth jaguar in the ...

Every Nov. 29 is International Jaguar Day, created to raise awareness about threats the jaguar (Panthera onca) faces, ...

Motion-activated trail cameras in southeastern Arizona captured pictures last month of a new, never-before-seen jaguar, according to the University of Arizona Wild Cat Research and Conservation Center ...