Animals and Biological Science

Artficial Reproduction: A Last Hope for Some Endangered Species

Fine tuning technologies developed and tested on human beings, National Zoo researchers are stretching the bounds of biological science to rescue endangered species from the brink of extinction.

Golden Lion Tamarin Reintroduction Program

As the forest was gobbled up in their tropical homeland, National Zoo scientists raced to formulate a Marshall Plan for primates. The goal was to save the last remaining island of habitat left for this golden colored, squirrel-sized monkey. Zoo bred tamarins today account for 25% of the golden lion tamarins living in the wild. This article is a look at the roots of this ambitious program.

Big Kicks at the Bird House

Yes Virginia, there is a bird capable of killing a healthy human being. You can travel to New Guinea, or the National Zoo, to see these magnificent birds. Just remember to keep a respectful distance.

A Passion for Butterflies

The mysterious relationships between plants and animals can be based on food, mutual protection, and even sex. Former National Zoo research associate Marty Condon has made a career of exploring these stranges attractors.

Perceptions of Animals in American Culture

From Smokey the Bear to the big, bad wolf of Little Red Riding Hood fame, our perceptions of animals seldom match the reality. Dr. Robert J. Hoage explores our healthy and unhealthy psychological relationship with the other "savage beasts."

Dr. Robinson On Bald Eagles

Join Dr. Robinson as he explores the natural history of bald eagles, and share his personal experiences with these graceful birds.

All About Bongos

Learn more about these striking African antelope.

Dr. Robinson On Camels

Join Dr. Robinson as he explores the natural history of camels; long lost sons and daughters of the North American continent.

Dr. Robinson On Eld's Deer

Join Dr. Robinson as he explores the natural history of Eld's deer, the endangered deer of Indochina.

Giraffe Birth

Learn about the 1995 birth of a new giraffe.

Dr. Robinson On Golden Eagles

Join Dr. Robinson as he explores the natural history of the golden eagle, one of the National Zoo's earliest residents.

The Allure of Mole Rats

Learn more about an animal that some describe as, "So ugly they're pretty."

Dr. Robinson On Bald Eagles

Join Dr. Robinson as he explores the natural history of the oran utan; the "wild person of the woods."

Dr. Robinson On Pygmy Hippos

Join Dr. Robinson as he explores the natural history of the pygmy hippo, and tells you about "...a little eggplant with legs."

The Simple Pleasure of Squirrels

Learn more about an often ignored animal that shares our urban habitat.

Dr. Robinson On Tigers

Join Dr. Robinson as he explores the natural history of tigers, and shares his love for cats both big and small.

Dr. Robinson On The Wallaby

Join Dr. Robinson as he explores the natural history of the wallaby, a quintessentially Australian animal.