新兽长约30厘米,相信是属于偶蹄目,并与骆驼同分类在胼足亚目中。它像牛科及鹿般是有分趾蹄的,但其四肢的形状及长度显示它会像兔般跳跃。
在2006年的另一探险考察中,地质学者发现了另一种已灭绝的哺乳动物——一种被称作Duchesneodus uintensis (爵妇新兽)的雷兽——的部分头骨。
On another expedition in 2006, the geologists found a portion of the skull of another extinct mammal, a brontothere known as Duchesneodus uintensis.
这两项新的守则都是与世界动物卫生组织,即国际兽疫局,以及粮农组织和世卫组织合作制定的。
Both the new codes were prepared in cooperation with the World Organization for Animal Health, the OIE, as well as FAO and WHO.
金格里奇相信第一批鲸和沼泽地碳兽十分相似,一种生活在始新世时期沼泽低地里,形似河马的小型食草动物。
Gingerich believes the first cetaceans probably resembled anthracotheres, svelte hippo-like browsers that inhabited swampy lowlands in Eocene times.
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