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Yellowstone National Park
Columbia Spotted Frog
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Scientific name: Rana luteiventris
Identification
- Abundant and best known amphibian in Yellowstone.
- Maximum length is 3.2 inches; newly metamorphosed juveniles are 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 tales and may grow to 3 inches long.
Habitat
- Found all summer along or in rivers, streams, smaller lakes, marshes, ponds, and rain pools.
- Lays 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).
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| |  | | Did You Know?
Some groups of Shoshone Indians, who adapted to a mountain existence, chose not to acquire the horse. These included the Sheep Eaters, or Tukudika, who used dogs to transport food, hides, and other provisions. The Sheep Eaters lived in many locations in Yellowstone.
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Last Updated: February 17, 2010 at 13:23 MST |
