Bullfrog
Description
3 ½-6” (9-15.2cm). Dark brown, greenish gray, light olive, or yellowish green. No continuous dorsolateral ridges; ridge begins behind eye and curves around external eardrum, down to front leg. Large external eardrum. Feet fully webbed except longest toe. Belly cream colored. Males have yellow throats during breeding season.
Call Description
“Brr-wum” sound slowly repeated at intervals of several minutes. Deep bass sound.
Indiana Range
Statewide
Diet
Anything it can swallow including, crayfish, insects, worms, and snails. Large frogs will eat other frogs, small snakes, mice, and birds.
Habitat
Ponds, lakes, stock ponds, strip mine ponds, permanent marshes, and backwaters of larger streams.
Breeding Habitat
Permanent bodies of water.
Breeding Season
May-end of July.
Eggs
Deposited in a large surface film containing 10,000 or more eggs. Mass may cover up to five square feet. Hatch in 2-5 days.
Tadpoles
Olive green with a white or cream belly. Similar to green frog tadpoles. Most tadpoles overwinter and transform the next summer, some may take two years.
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