American bullfrog

Meet american bullfrog—one more extraordinary life to discover.

Discover the expedition atlas

A CLOSER LOOK

A reference overview

The American bullfrog (Lithobates catesbeianus), often simply known as the bullfrog in Canada and the United States, is a species of large frog in the family Ranidae (true frogs). The species is native to eastern North America. It typically inhabits large permanent water bodies such as swamps, ponds, and lakes.

Overview excerpt from Wikipedia contributors · American bullfrog, under CC BY-SA 4.0. Excerpt may be shortened. Overview retrieved 2026-10-09.

KNOW WHAT YOU ARE LOOKING AT

The evidence behind this discovery

Source-linked

This overview is attributed to Wikipedia contributors and was retrieved on 2026-10-09. Retrieval is not independent scientific review.

Reference media

The picture has a linked creator and license. Extinct-animal images may show a fossil, specimen or reconstruction; a reconstruction is not a photograph of the living animal.

Scope and uncertainty

Map points represent selected regions, not complete ranges or live sightings. References and identifications can change. A linked source is not an expert certification.

Read our evidence and editorial approach →

LET ONE QUESTION OPEN ANOTHER

Where will this discovery take you?

Another amphibians discovery

Axolotl ↗

Notice similarities, then follow the sources to explore the differences.

FOLLOW A QUESTION

What can a picture tell you? ↗

Use the visual clues to narrow a collection, then compare animals and check their references.

Follow a discovery guide ↗

Saved on this browser.

Return to your collection

American bullfrog

A reference overview

The evidence behind this discovery

Where will this discovery take you?

Axolotl ↗

What can a picture tell you? ↗

More amphibians to discover

Axolotl

Fire salamander

Red-eyed tree frog

Golden poison frog

Common toad

Chinese giant salamander