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Latest Foothill Yellow-legged Frog Stories

2011-05-16 19:59:18

River flow fluctuations downstream of dams are often out of sync with natural flow patterns and can have significant negative effects on aquatic species, such as native frogs, according to a team of scientists from the USDA Forest Service's Pacific Southwest Research Station, the University of California, Davis and the University of California, Berkeley. The team examined how altered water flows caused by hydroelectric dams impact the life cycle of the foothill yellow-legged frog (Rana...


Latest Foothill Yellow-legged Frog Reference Libraries

Foothill Yellow-Legged Frog, Rana boylii
2014-09-16 08:43:34

The Foothill Yellow-Legged Frog (Rana boylii) is a small frog measuring about 1.46 to 3.2 inches. It belongs to the genus Rana within the Ranidae family. This species can be found from northern Oregon, down California’s west coast, and into Baja California, Mexico. Both the Columbia Spotted Frog and the Cascades Frog, also part of the Rana genus, reside in the northern regions of this frog’s territory. They show a preference for living in streams and rivers, and lay their eggs in masses...

Northern Red-Legged Frog, Rana aurora
2014-09-11 11:41:10

The Northern Red-Legged Frog (Rana aurora) is a species of amphibian whose range is the coastal region extending from southwest British Colombia to southern Mendocino County in Northern California, and is protected in British Colombia, Oregon, and California. Being a member of the genus Rana, this species of frog is considered a true frog, with characteristic smooth skin and a narrow waist. This frog needs still waters for breeding, and is rarely found at any great distance from its breeding...

Moor Frog, Rana arvalis
2013-07-26 19:02:45

The Moor Frog (Rana arvalis) is a slim, reddish brown colored, and semiaquatic amphibian that is native to Europe and Asia. It belongs to the Ranidae family, or true frogs. Ranidae, the family that the Moor Frog belongs to, is a wide group covering about 605 species. The family is like a "catch-all" for ranoid frogs that don't belong to any other families. Seeing that this is the case, the traits that define them are more general, and the frogs are found all throughout the world, on every...

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Word of the Day
negawatt
  • A unit of saved energy.
Coined by Amory Lovins, chairman of the Rocky Mountain Institute as a contraction of negative watt on the model of similar compounds like megawatt.