Columbia Spotted Frog

A green frog with white belly on a small log
The Columbia spotted frog is common in suitable wetland habitat in Yellowstone National Park.

Jay Fleming

 

Scientific Name

Rana luteiventris

Identification

  • Common in suitable wetland habitat.
  • Maximum length is about 3 inches, newly metamorphosed juveniles less than one inch long.
  • Upper surface of the adult is gray-brown to dark olive or even green, with irregular black spots; skin is bumpy; underside is white splashed with brilliant orange on the thighs and arms on many but not all individuals.
  • Tadpoles have long tails and may grow to 3 inches long.

Habitat

  • Found all summer along or in rivers, streams, smaller lakes, marshes, ponds, and rain pools.
  • Lay eggs in stagnant or quiet water, in globular masses surrounded by jelly.

Behavior

  • Breeds in May or early June, depending on temperatures.
  • Tadpoles mature and change into adults between July and September.
  • Tadpoles eat aquatic plants, adults mostly eat insects but are highly opportunistic in their food habits (like many other adult amphibians).
 
A tan frog with some dark spots on glistening green vegetation

Boreal Chorus Frog

Boreal chorus frogs are common with conspicuous calls.

Two dark green glistening salamanders with light green bellies side by side on gravel

Western Tiger Salamander

Western tiger salamanders are common and abundant in some areas of Yellowstone.

A bumpy, black spotted rests on top of another toad

Western Toad

Western toads were once common throughout Yellowstone.

A green and brown bumpy toad in held in the hollow of two gloved hands

Plains Spadefoot Toad

In 2015, a breeding population of plains spadefoot toads was confirmed in Yellowstone.

A frog with stretched chin in water

Amphibians

Amphibians are valuable indicators of stressors such as disease or climate change.

Last updated: June 9, 2017

Contact the Park

Mailing Address:

P.O. Box 168
Yellowstone National Park, WY 82190-0168

Phone:

(307) 344-7381

Contact Us