American bullfrog

What does American bullfrog look like?

A large green-to-brown frog (up to 20 cm) with a very big round eardrum and a skin fold that curves around it rather than running down the back. Its deep 'jug-o-rum' call carries far.

Is American bullfrog dangerous?

Harmless to people. Outside its native range it's an aggressive invasive that eats almost anything it can swallow.

Commonly confused with

• Green frog: smaller, with ridges running down the back

What should I do about American bullfrog?

Never release captive or bait frogs into the wild.