美洲黑熊

美洲黑熊；在一些分类中没有把它从熊属中分离出来。

American black bears ; in some classifications not a separate genus from Ursus .

只要北好洲有美洲黑熊。

The American black bear is found only in North America .

有点带褐色的深黑色。红褐色时期的美洲黑熊。

Reddish-brown color phase of the American black bear .

大熊猫脑与美洲黑熊和浣熊脑的定量比较研究

Quantitative Morphology of the Panda Brain in Comparison with Those of the Raccoon and the American Bear

红褐色北美黑熊，棕熊：一种北美洲黑熊（肉桂熊棕熊属），有红棕色毛皮。

A variety of the North American black bear ( Ursus americanus ) that has a reddish-brown coat .

合并数据集的系统发育分析表明棕熊和北极熊与美洲黑熊的关系最近，而不是亚洲黑熊，但是支持率不高。

In the ML analysis of combined data , the lineage ( brown bear / polar bear ) was more closely related to American black bear than was Asiatic black bear , however , there was low bootstrap support for this relationship .

而且除了少数以外，几乎每个种类的数量都在减少，比如说北美洲灰熊和黑熊。

And nearly all are decreasing in number , apart from a few exceptions , like grizzlies and black bears .