See Monroe having the time of his life at his 2nd birthday party.. zipping around the grounds, eating popcorn, and wrestling with his buddy Frank.

Learn about efforts by conservationist groups to recover animals potentially in conflict with urbanization.

Due to introduced predators, disease, and habitat destruction, they are almost out of time. See what other challenges the team faces.

Meet the members of this giraffe "tower," and their friendly caretaker.

Meet Santiago, the Patagonian Mara. Watch as Zoo Educator Hannah demonstrates what positive reinforcement is, and why it's an important technique in providing excellent care for animals like Santi.

Male platypuses use this unique, hidden defense mechanism to fend off other males in the breeding season.

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

Meet Xiao Liwu, a giant panda born at the San Diego Zoo.

We're all familiar with the bald eagle, but the golden eagle is just as cool.

A breakdown of everything and everyone involved in moving the elephants to a bigger exhibit.

See why it's such a big day at the San Diego Zoo nursery.

Learn about efforts by conservationist groups to recover animals potentially in conflict with urbanization.

Due to introduced predators, disease, and habitat destruction, they are almost out of time. See what other challenges the team faces.

Meet Harbor, the PPG Aquarium's green sea turtle.

Orangutans are, along with other great apes, among the most intelligent beings to have evolved on land. As individuals, they display unique and rich personalities.

The neonatal assistive care unit at the San Diego Zoo watches over an 11-day-old female.

He'll find it no matter how well his zookeeper handlers hide it.

The Fiji iguana is an endangered species so any baby that is born is a win.

Zookeepers at the San Diego Zoo noticed Floyd, a blue-tongued skink, wasn't acting quite like himself. After undergoing tests, it was discovered the old guy had arthritis, so they came up with a comprehensive treatment plan to get him...

Meet Santiago, the Patagonian Mara. Watch as Zoo Educator Hannah demonstrates what positive reinforcement is, and why it's an important technique in providing excellent care for animals like Santi.

A partnership between Hogle Zoo and the Huntsman Cancer Institute at the University of Utah aims to learn from elephants to help people fight cancer.

Learn how veterinarians at the Pittsburgh Zoo discovered and treated a heart condition known as Dilated Cardiomyopathy in Dakila the warty pig.

Gao Gao has a condition where a part below one of his valves is narrowed, and the ultrasound helps medical staff monitor the efficacy of medication.

Get to know this litter of piglets from mom Tulia and dad Legolas, and learn all about this species from Africa.