If you've never been on safari before, this Tanzanian park - home to big cats, elephants and antelopes galore - is a great ...

Filmmaker Bertie Gregory's new documentary special captures the extreme challenges facing the world's fastest land animal.

The National Geographic Endurance is a comfortable base for explorations in icy waters, whether in the Arctic or in the ...

Marine animals that were sickened by the bloom washed ashore from Malibu to Long Beach coasts. The algae, which can build up ...

Webs can be decorated with decoys, fine-tuned like guitars—and hold secrets about evolution. A Cyclosa spider is camouflaged on a web with debris attached to make itself less visible at the Los Amigos ...

Their unusual story began about a hundred years ago. Now, as they head to the high north, an ambitious new chapter is being written. East of the Mackenzie River, in the Canadian Arctic, a free-ranging ...

The celebrated author wrote a bestseller on birding. This is how she got started. Writer Amy Tan scours her yard in Sausalito, California for birds. Her recently published book, The Backyard Bird ...

A natural experiment in a national park in Patagonia shows how the return of a large predator can reshape an ecosystem.

As a corner of Africa heats up, new research shows how the future of the species rests with powerful matriarchs making tough choices for survival. Meerkats return to their burrow at South Africa’s ...

With all the splashing, it was hard to tell what was happening under water. As the orcas surfaced to take a breath, dolphins were darting around their heads, but the water was so murky that the ...

They say every generation thinks it's the end of the world. But the Santa Cruz long-toed salamander has been staring at oblivion since 1967 That’s the year the amphibian was listed under the ...

A first-ever analysis of the whole Greenland shark genome gives researchers a couple of clues to their longevity. When this Greenland shark was born, Leonardo painted the Mona Lisa. The species is the ...