Large mammals once wandered the volcano's slopes, but today, foxes, wild cats, rabbits and mice are more common.
2019年6月四级真题（第二套）听力 Section C
Some of those small mammals help to sustain such big birds as golden eagles.
2019年6月四级真题（第二套）听力 Section C
英语六级真题
In last week's lecture, we discussed the characteristics of the newly born offspring of several mammals.
2019年12月六级真题（第一套）听力 Section C
Penguins, like other seabirds and marine mammals, occupy higher levels in the food chain and they are what we call bio-indicators of their ecosystems.
2019年12月六级真题（第三套）阅读 Section C
You probably remember that human infants are less developed physically than other mammals of the same age.
2019年12月六级真题（第一套）听力 Section C
柯林斯高阶英汉双解学习词典释义
N-COUNT
哺乳动物
Mammals are animals such as humans, dogs, lions, and whales. In general, female mammals give birth to babies rather than laying eggs, and feed their young with milk.