Species Reptiles & AmphibiansAmerican Bullfrog

American Bullfrog

Lithobates catesbeianus

CommonReptile & Amphibian
Illustration of American Bullfrog (Lithobates catesbeianus)

The American Bullfrog is the largest frog in North America. Its deep jug-o-rum call carries over great distances. An apex predator among frogs, it eats anything it can swallow. Introduced populations devastate native wildlife globally.

Habitat
Ponds, lakes, slow rivers, and marshes with permanent water
Diet
Insects, fish, frogs, small mammals, and birds
How common
Common

Best time to see a American Bullfrog

The best time to see a American Bullfrog is April–July, when about 60% of U.S. sightings happen, based on 111,541 research-grade iNaturalist observations.

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Recent American Bullfrog sightings near you

Live, research-grade observations from iNaturalist. Allow location to center the map on you.

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