The zoo's medical team must perform critical surgery on a bison calf born with a bowed leg; three lynx kittens are ready to explore their exhibit

A keel-billed toucan confiscated from smugglers begins a new life at the zoo; Troody the young red kangaroo has big shoes to fill; a herd of Bactrian fawns prepares to go on exhibit

Rescued harbor seal pup Sydney finds a new family at the New York Aquarium; zoo staff are challenged when a skittish Amur tiger struggles to adjust to its new home.

A gorilla must undergo a critical root canal to fix its tooth problem; a red-crested turaco chick fledges the nest; a pair of puma cubs travel to their new home at the Queens Zoo.

When Kip the young silver langur falls ill, he must be nursed back to health; Cora, the white-naped crane chick, is relocated and introduced to her potential mate

When Matthew the feisty camel develops a tooth issue, the zoo staff is determined to treat him; Ivy the babirusa is expecting for the very first time

The zoo staff works to build a relationship between a pair of Asian elephants with very different personalities; vets treat an ocellated turkey chick's foot condition

After a long road to recovery, a golden eagle is ready for its debut at the Eagle Aviary exhibit.

At the zoo and the New York Aquarium, bull sea lions Clyde and Tacoma trade places to meet a new set of girlfriends; Sifaka lemurs Gemina and Andri form a new breeding pair to help their species.

A pair of rescued Mang Mountain pit vipers move into a lush new exhibit

A snow day means playtime for the animals and hard work for the zoo staff.