Adopt a Gorilla or Golden Lion Tamarin.

Human Origins Program at the Smithsonian's Museum of Natural History.

Bring Back Bison

Let's bring bison back to our Zoo!

Meet the Primates


White-Cheeked Gibbon

Two species of lesser apes—two white-cheeked gibbons and a pair of siamangs—live at Gibbon Ridge.

Meet the Gibbons



Five western lowland gorillas—three males, and two females, including a baby born on January 10, 2009—live at the Zoo's Great Ape House.

Meet the Gorillas

Gorilla Facts


Red Ruffed Lemur

The Zoo currently houses three ring-tailed lemurs and two red-fronted brown lemurs at Lemur Island.  Two red-ruffed lemurs live in the Small Mammal House.

Meet the Lemurs

Lemur Facts


Orangutan at the Smithsonian's National Zoo

Four adult orangutans (three females and one male) and two juveniles (one female and one male) live at the Zoo in the Great Ape House.

Meet the Orangutans

Orangutan Facts

Black howler monkeys

Black Howler Monkey

A male and female pair of black howler monkeys occupies an outdoor enclosure behind the Small Mammal House.

Meet the Black Howlers

Fun Facts About Howlers

Other Primates at the Zoo

These primates live in the Small Mammal House.

Golden Lion Tamarin

golden lion tamarin

Golden-headed Lion Tamarin

golden-headed lion tamarin