National Zoo Is Hoping For Tiger Babies

The National Zoo's big cat team recently performed a procedure to help their female tiger, Nikita, conceive through artificial insemination.

The Toledo Zoo Announces Births of Twin Siberian Tigers

All wet! Tiger cubs make incredibly cute faces as they take swim test

Rare Sumatran Tiger Cubs Emerge from Den at Chester Zoo in U.K.

Tiger Cubs Pass Their Swim Test at Smithsonian's National Zoo - ZooBorns

Excited' Polish zoo unveils rare Siberian tiger cubs

National Zoo Is Hoping For Tiger Babies

Objects of the Week - Smithsonian Summer Camp

Discover the Amur Tiger, Our Animals

National Zoo Is Hoping For Tiger Babies

Endangered Siberian tiger on display at West Japan zoo, with hopes for breeding - The Mainichi

Zookeepers hope to breed Amur tiger Martin with Nikita, the zoo's lone female tiger

Amur tiger Zeya gives birth to twin cubs at Rosamond Gifford Zoo

National Zoo hopes tiger babies are coming

The life and times of Tatiana the tiger – The Mercury News

List: Here Are the Newest and Fuzziest Babies at the National Zoo – NBC4 Washington