Learn about animals, including the latest animal news, advancements in animal health research and animal photos.
It's very likely there's not a missing link between dinosaurs and modern birds.
Here's our list of the strangest serpents in the world.
The designer of the Bee Saver, a bioplastic keychain that contains artificial nectar, believes small acts can make a big difference.
After months of silence, the Staten Island Zoo comes clean about the mortality — and gender — of Charles 'Chuck' G. Hogg, New York's most famous hibernating rodent.
The fossils may represent the transition between single-celled life and multicellular animals.
Territoriality, the lack of available prey and the vulnerability of smaller males are potential reasons for cannibalistic behavior among octopuses in the wild.
Motion-activated wildlife camera traps are vital tools for conservation (and when they capture moments like this, they're funny too).
The black rain frog, endemic to South Africa, looks like it lives with a black rain cloud always over its head.
The radar images suggest it was a biological storm rather than a meteorological one, scientists say.
This gorgeous songbird is a resident of the western side of North America.
A study finds that chimpanzees raised as pets or performers exhibit behavioral and social deficiencies, even after years of living among other chimps.
Watch Sasha and Shimba, two 8-month-old white lion cubs, as they run, tumble and play. [Video]
The Rhinorex condrupus was about 30 feet long and weighed more than 8,500 lbs. in its prime 75 million years ago.
It's easy to mistake this insect for a thorn, leaf or even another insect. Hop into the fantastical world of treehoppers.
Videos of artistic elephants keep popping up on the Internet, but is there more to this than meets the eye?
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.