American black bears; in some classifications not a separate genus from Ursus.
美洲黑熊；在一些分类中没有把它从熊属中分离出来。
Black bears are the smallest of all American bears, ranging in length from five to six feet, weighing from three hundred to five hundred pounds.
黑熊是所有美洲熊中最小的，5 ~6英尺长，300 ~ 500磅重。
Black bears are the smallest of all American bears, ranging in length from five to six feet, weighing from three hundred to five hundred pounds.
黑熊是所有美洲熊中最小的，5 ~6英尺长，300 ~ 500磅重。
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