Rare footage shows a dolphin nipping a much larger black caiman—a glimpse into the complex dynamics between two of South ...

Scientists in Slovenia are working hard to protect a cave-dwelling salamander – and the subterranean habitats that supply much of the region's drinking water.

Despite a range of threats, from goats to cyclones, Socotra's dragon blood trees are staging a slow comeback – with the help of the people who know them best.

An American crocodile nicknamed "Cletus" is famous for being the only one of his kind to inhabit the waters of the Dry Tortugas, a remote cluster of islands west of Florida's Key West. Since he ...

As recently as the 1980s, no one knew whether ocelots still lived in the United States. When a biologist named Michael Tewes set out to look for them, many researchers assumed they’d been ...

How do you tell a defensive black bear from a predatory one? What should you do if you're facing a bluff charge? When attacked, do you fight or play dead? Here's your 101 guide to staying safe in ...

Buried in mud for millennia, some of New Zealand's ancient kauri trees are revealing surprising clues about Earth's climate – past, present, and future.

Without a good defence system in place, sphinx moth caterpillars are essentially energy-rich 'nom-nuggets' presented on a bed of leafy greens for the jungle's predators – so scare tactics like ...

It's all about trees in our South African home base this week as the country celebrates Arbor Week. To mark the occasion, we're dedicating this Top 10 to our favourite trees from across the ...

YOU MADE IT TO THE END Our planet is a busy, crazy place. And amidst all the noise, voices get lost and some stories are never heard. That’s especially true of our planet’s countless wild ...

In this remarkable footage filmed off the coast of Victoria, Canada yesterday, a killer whale sends a harbour seal hurtling 80 feet (20 metres) into the air!

What's more, these bites don't seem to be randomly placed. In some fossils, there are several gouges across the bone ending in a big fracture – the result of an attacker biting numerous times ...