european beaver การใช้

• Bamff has been the home of several European beavers since 2002.
• North American beavers have 40 chromosomes, while European beavers have 48.
• Reintroducing the European Beaver in Britain August 2008 British Wildlife 381 Full PDF
• Reintroducing the European beaver to Britain : nostalgic meddling or restoring biodiversity?
• The most characteristic animal living in the Park is European beaver, numerous in lakes and rivers.
• Numerous species ( around 25 ) of fish can be found here as well as European beaver.
• In 1979 European beaver was reintroduced and now colonies of the mammal thrive in the Wieprz valley.
• Scottish Natural Heritage have re-introduced the European beaver to the wild in Scotland using Norwegian stock.
• The two species are quite similar in ecology but American beavers tend to be less aggressive than European beavers.
• Two species ( European beavers and konik polski ) are currently used for these purposes on several reserves in Kent.
• If the trial is successful then the European beaver will be the first mammal to be reintroduced to the United Kingdom.
• European beaver have been reintroduced to parts of Scotland, and there are plans to bring them back to other parts of Britain.
• In 1188 Giraldus Cambrensis observed what is thought to have been the last colony of European Beaver in England or Wales on the Teifi.
• The species is not considered invasive, as in Europe it has a similar keystone effect to European beavers, which have not recolonised the area.
• The trees came later, accompanied by a rich flora and fauna including bears, elk, marten, fox, hare, European beaver and otter.
• These include mammals such as Eurasian otter, European beaver, warblers ( reed warbler, sedge warbler etc . ), bearded reedling and reed bunting.
• Although North American beavers are superficially similar to the European beaver ( " Castor fiber " ), there are several important differences between the two species.
• The presence of European beaver has been attested in the bone assemblage of the prehistoric site of Abu Hureyra in Syria, but the beaver has never been sighted in historical times.
• Its name is derived from the former presence in the river of the European beaver ( " Castor fiber " ), a species extinct in Britain since the sixteenth century.
• In this instance, the scarcity of the European beavers'population could drive its monogamous behavior; moreover, it lowers the risk of parasite transmission which is correlated with biological fitness.