1.
Geographic patterns and environmental correlates of terrestrial mammal species richness in China
中国陆栖哺乳动物物种丰富度的地理格局及其与环境因子的关系
2.
primitive terrestrial mammal with few if any teeth; of tropical Central and South America.
牙齿很少的原始陆栖哺乳动物；产于亚洲中部和南部的热带地区。
3.
terrestrial or aquatic flesh-eating mammal; terrestrial carnivores have four or five clawed digits on each limb.
陆栖或水栖的食肉类哺乳动物；陆栖类的每个肢体上有四或五个带爪的趾。
4.
amphibious African insectivorous mammal that resembles an otter.
非洲两栖食虫哺乳动物，与水獭类似。
5.
large dark brown North American arboreal carnivorous mammal.
北美洲褐色大型树栖食肉哺乳动物。
6.
fishes; amphibians; reptiles; birds; mammals.
鱼类；两栖动物类；爬虫类；鸟类；哺乳动物类。
7.
gigantic extinct terrestrial sloth-like mammal of the Pliocene and Pleistocene in America.
生活在上新世至更新世时期的巨型陆栖类哺乳动物，外形似树懒，现已灭绝。
8.
Suckling is an instinct in mammals.
哺乳是哺乳动物的本能。
9.
Most mammals live on land.
大多数哺乳动物生活在陆地上。
10.
In regard to animals, Diphyodont evolved into Reptilia, which evolved into mammals.
动物是由两栖进化为爬虫，再进化为哺乳类。
11.
The Research History of Mammal and Amphibious Reptile and Geographical Division in Hebei Province;
河北哺乳及两栖爬行动物研究史与地理区划
12.
Our fat babies make us unique among land-dwelling mammals.
我们的胖小子，使人类成为陆栖哺乳类中独一无二的物种。
13.
fishes and amphibians and reptiles and birds and mammals are verbetrate animals.
鱼类、两栖动物、爬虫动物、鸟类和哺乳动物都是脊椎动物。
14.
The main groups of vertebrates are: fishes, amphibians, reptiles, birds and mammals.
脊椎动物的主要种类是鱼类，两栖动物，爬行动物，鸟类和哺乳动物。
15.
A membrane or fold of skin connecting the toes, as of certain amphibians, birds, and mammals.
蹼连接某些动物，如两栖动物、鸟和哺乳动物的趾的皮肤褶或膜
16.
slender-bodied semiaquatic mammal having partially webbed feet; valued for its fur.
部分趾间有蹼、细长身体的水栖哺乳动物；以其皮毛而名贵。
17.
The Finless Porpoise is another resident marine mammal species.
此外，江豚是另一种在本港海域栖居的海洋哺乳类动物。
18.
insectivorous arboreal mammal of southeast Asia that resembles a squirrel with large eyes and long sharp snout.
东南亚食昆虫的树栖哺乳动物，形似松鼠，眼睛大，嘴长而尖。