See images of Echo, her family, and the Amboseli team.

The behavior of dogs is shaped in part by instinct that is selectively bred. View photos of popular dog breeds and learn about their hard-wired behaviors.

Scientists continue to debate when, where, and why dogs evolved from wolves, but they are clear on one issue: the physical alterations that mark the transformation.

Monkeys are clever, but we think that NATURE viewers are even more clever! Think you can come up with a funny caption for what's going on in this photo?

To film a bear in hibernation, NATURE took on the challenge of creating a den which would resemble one a grizzly would make in Yellowstone.

Explore the photographs and artwork of naturalist Ernest Thompson Seton.

Check out these spider photos submitted by the NATURE community, and find out how to add yours to the slideshow.

From the whip scorpion to the goliath bird-eater, discover some amazing arachnids from around the globe in this photo essay.

The results are in! Check out the winners and runners-up in NATURE's Why I Love Cats and Dogs Photo Contest.

Spring has arrived (at least in the Northern Hemisphere)! Check out these springtime photos from the NATURE Community and find out how to add your own.