Polar bears are actually considered marine mammals, sporting partially webbed feet and swimming up to 30-60 miles across open ocean.

How many veterinarians does it take to wrangle a panda cub for a routine physical exam?

See the first release of tadpoles back into the wild.

You can also get a bug's eye view of the ants' underground nest at the San Diego Zoo's Children's Zoo, something you wouldn't be able to see in the wild.

Pandas can develop a "pseudo pregnancy," so multiple ultrasounds are needed to confirm if they're actually pregnant.

The elephants were located to the state-of-the-art Elephant Odyssey, which is much, much bigger than their previous exhibit.

Regular weight checks of the rare species are important when they're young to make sure they're healthy and growing properly.

Find out how he came to live at Utah's Hogle Zoo over 30 years ago, and why he's in for a checkup today.

One focus of the research program is to better understand how human disturbance and noise might impact giant pandas, both in the wild and at the zoo.

Orangutan Aisha learned to climb before she could eat solid foods.

He's a little more confident than graceful, and a budding sense of adventure is getting him into all sorts of trouble.

Xiao Liwu is living his best life at the San Diego Zoo. Just in time for his birthday, here's a look back at some of his most memorable moments.

A donation of 15 tons of snow has these grizzlies in a tizzy.

This baby hippo has only just entered the world but is already at home in the water. His secret? He's got one excellent swimming coach.

Learn all about these funny-looking birds found in Japan, South Korea, Manchuria, and Siberia.

In some instances, the mom can't care for her baby and keepers must step in and be the caregiver.

Watch this little guy explore his new exhibit, meeting the other members of the herd.

Learn some wild facts about sloths, the world's slowest mammal.

Find out all about this endangered species of antelope.

Not much compares with the unique experience of being immersed in thousands of butterflies.

How this important step presents a unique challenge to zookeepers.

Ready, set, sculpt! The 20 tons of snow placed in the exhibit isn't just for enrichment - today, it has a special purpose.

Making sure animals stay healthy is a top priority at Utah's Hogle Zoo. Sometimes, that can be a real challenge.

Ever heard the saying "busy as a beaver?" Just watch Justine in action... swimming, eating, and moving branches.