The Attwater's Prairie-Chicken may be the most endangered bird in North America, with very few left in the wild, but a conservation program at the Houston Zoo is working hard to ensure they don't go extinct.

The older female kangaroo was starting to move slower than others kangaroos in her mob, so keepers did a scan and discovered she had injured her spine.

Hand raised cub Nyack had a rough start, but has since been nursed back to health. See how his handlers at the San Diego Zoo have integrated him into the pride to help socialize him.

Meet Winston, the oldest breeding western lowland gorilla in zoos today.

Mr. Wu is definitely a thinker, more than a doer, compared to his siblings.

They're not known as the "jet fighters" of the animal world for nothing. As beautiful as these falcons' patterns and combinations of feather colors are, they're almost impossible to distinguish as they move swiftly through the air in...

Why this one in particular is very comfortable around humans and easy to train.

How animal health specialists at the Pittsburgh Zoo discovered and treated her condition.

Only 11% of red panda populations are currently protected.

Watch the newest member of San Diego Zoo's reindeer herd explore the exhibit with mom.

Meet a strange-looking Australian bird with a big personality and a beak to match.

These Fierce Maned Wolves Are Like Foxes on Stilts

At Pittsburgh's PPG Aquarium, this 8-year-old turtle is getting a second chance.

Learn what makes ball pythons such efficient predators in their natural environment.

Learn What Makes Oustalet's Chameleons Some of the Most Amazing Lizards on the Planet

Learn what lays ahead for this curious pup as an animal ambassador of the San Diego Zoo.

They may look creepy, but

See Magica the sloth climb around as she's being trained to move through her enclosure and into her "taxi" for safe travel.

Learn how beavers are such great swimmers, and more.

The San Diego Zoo regularly provides snow for its polar bears as enrichment, but today there's a special competitive twist.

Get a behind-the-scenes look at how African penguins are cared for at Little Rock Zoo.

Ever heard the saying "busy as a beaver?" Just watch Justine in action.

The smallest antelope in the world is also one of the most delicate. See how zookeepers have innovated to nurse this little guy back on track.

A sweet celebration for Xiao Liwu's 2nd birthday.