Rare attacks helped brand the cassowary as deadly, but habitat loss and human activity now pose a far greater threat to the ...

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

Octopus and other cephalopods are good at hiding themselves—and are inspiring cutting-edge technologies that may help us do ...

About 3 to 5% of mammals are known to be monogamous, meaning they select one mate for life. Still, many monogamous species ...

These 10 standout images were among thousands of stunning submissions in National Geographic’s Your Shot Pictures of the Year ...

This story originally published in the September 2008 issue of National Geographic magazine. See more digitized stories from our archives here. The biologist Iain Douglas-Hamilton is walking up on an ...

Just an hour from Calgary, Kananaskis delivers glacier lakes, alpine trails, and luxury mountain lodges, with far fewer ...

Greenland’s remote eastern fjords are a place of elemental beauty, where glaciers carve through the land, musk oxen roam ...

In the rugged terrain where Mexico and the United States meet, a border wall is just the latest obstacle fragmenting habitats ...

In 2024, scientists announced the discovery of a newfound anaconda species in the Ecuadorian Amazon. Now, in a new nature ...

From an elusive jaguar to an industrious beaver, photographers captured iconic animal moments around the world.