Castor fiber


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Related to Castor fiber: Castoridae, coypu, Meles meles, Mustela nivalis, Lutra lutra, European Otter
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Noun1.Castor fiber - a European variety of beaverCastor fiber - a European variety of beaver  
beaver - large semiaquatic rodent with webbed hind feet and a broad flat tail; construct complex dams and underwater lodges
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Development of nine new microsatellite loci for the American beaver, Castor canadensis (Rodentia: Castoridae), and cross-species amplification in the European beaver, Castor fiber.
But after an absence of 500 years - the rodents were hunted to extinction in the 16th century - settlements of castor fiber could again be established in Wales.
It also provides the first indication that the widespread belief that Castor fiber is not a dam-builder, unlike its North American cousin (Castor canadensis) is mistaken.