any living thing that is able to move on its own, such as an animal, fish, etc.
生物, 生物体
all wild animals, considered as a whole, living in the natural environment
野生动物, 自然界的动物
a group that animals, plants, etc. of the same type which are capable of producing healthy offspring with each other are divided into
物种, 种类
the place or area in which certain animals, birds, or plants naturally exist, lives, and grows
栖息地, 生境
a class of animals to which humans, cows, lions, etc. belong, have warm blood, fur or hair and typically produce milk to feed their young
哺乳动物
any small mammal with a pair of strong front teeth, such as mice, hamsters, rats, etc.
啮齿动物, 啮齿类动物
any cold-blooded animal with the ability to live both on land and in water, such as toads, frogs, etc.
两栖动物
a class of animals to which crocodiles, lizards, etc. belong, characterized by having cold blood and scaly skin
爬行动物
describing an animal that its body temperature changes depending on the temperature of its surroundings
冷血的
any mammalian animal that belongs to the same group as humans, such as monkeys, apes, lemurs, etc.
灵长类动物
the poisonous substance produced by some snakes, scorpions, or spiders to kill their prey or to defend themselves from predators
毒液, 毒素
(of an animal or insect) to pierce the skin of another animal or a human, typically injecting poison, either in self-defense or while preying
刺, 注射毒液
to make or become undetectable by resembling the color or shape of a surrounding
伪装, 掩盖
a group of animals, such as cows, sheep, etc. that are from the same species, which move and feed together
兽群, 群体
(of an animal, plant, etc.) not having any living members, either due to natural causes, environmental changes, or human activity
灭绝的, 消失的
(of fish, birds, or other animals) to move to different geographic areas according to seasons in order to breed, find food, or escape harsh environmental conditions
迁移, 迁徙