The following is a list of frogs and toads that may be found in Colorado. Click on the links to learn more about each species, see pictures, and to hear recordings of their calls.
American bullfrog Learn about the species Listen to its call
Boreal chorus frog Learn about the species Listen to its call
Canyon treefrog Learn about the species Listen to its call
Couch's spadefoot Learn about the species Listen to its call
Great basin spadefoot Learn about the species Listen to its call
Great plains toad Learn about the species Listen to its call
Green toad Learn about the species Listen to its call
Mexican spadefoot Learn about the species Listen to its call
Northern cricket frog Learn about the species Listen to its call
Northern leopard frog Learn about the species Listen to its call
Plains leopard frog Learn about the species Listen to its call
Plains spadefoot Learn about the species Listen to its call
Red-spotted toad Learn about the species Listen to its call
Western narrow-mouthed toad Learn about the species Listen to its call
Western toad Learn about the species Listen to its call
Wood frog Learn about the species Listen to its call
Woodhouse's toad Learn about the species Listen to its call