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Saving the world's frogs, one ark at a time

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The Kihansi Spray Toad is nearly extinct in its native Tanzania but survives at the Bronx Zoo in New York City. (Photo by Julie Larsen Maher/WCS)


The Wyoming Toad is extinct in the wild but can be seen in captivity at the St. Louis Zoo and Cheyenne Mountain Zoo among others. (Photo by Chuck Dresner)

Mimic Poison Frog

The Mimic Poison Dart Frog can be seen at the National Zoo in Washington, D.C. (Photo by Joe Milmoe)

Abah River Flying Frog

The Abah River Flying Frog of Indonesia is threatened by habitat destruction. (Photo by Norhayati Ahmad)

Spotted Tree Frog

A Spotted Tree Frog being tested for chytrid fungus. (Photo by Michael McFadden)

Lemur Leaf Frog

The Lemur Leaf Frog is endangered in Central America but some live at the Atlanta Botanical Garden. (Photo by Ron Holt)

Cacao Robber Frog

The Cacao Robber Frog is endangered and can only be found in one tiny area of the Columbian cloud forests. (Photo by Miravilis Swarovsky)

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Thousands of species of frogs are at risk of extinction from habitat destruction and a mysterious fungus that is sweeping the globe. But zoos all over America have started placing frogs into biologically secure "arks" in an effort to prevent one of the greatest extinction crises since the dinosaurs.