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发帖数: 812 | 1 The Bear Facts
There are eight bear species in the world, three of which can be found in th
e USA. Of the three species of bears found in America, the most common is th
e American black bear (Ursus americanus). The grizzly bear (Ursus arctos), o
therwise known as the brown bear, now numbers fewer than 1,000 in the lower
48 states where they are considered 'Threatened'. The polar bear (Ursus mari
timus) is only found in remote northern regions of the US in Alaska. This br
ochure concentrates on t |
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