POPULATION TREND: The population of the Oregon spotted frog has dramatically declined in the past 50 years. It is presumed extirpated in its former range in California, and is nearing extinction in ...
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Endangered frogs featured on new Canada Post stampsOregon spotted frogs (Rana pretiosa) are only found in British Columbia’s Fraser Valley in Canada. Stateside, the California population has vanished but the frogs continue to thrive in Oregon ...
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