a warm-blooded vertebrate animal whose females produce milk to feed their young and that typically has hair or fur
an animal with a beak, wings, and feathers that is usually capable of flying
鸟, 鸟儿
an animal with a tail, gills and fins that lives in water
鱼, 鱼
a small arthropod with six legs and a body divided into three parts, often also having wings
a small arthropod with six legs and a body divided into three parts, often also having wings
an animal that is hunted and killed for food by another animal
猎物
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, 種
非洲象和亚洲象是大象的两个不同物种。
a particular type of animal or plant that has typically been domesticated by people in a certain way
品种, 种类
a structure made or used by a bird for laying eggs and raising its young
巢, 窝
one of the light, flat structures that grow from and cover a bird's body
the thick, usually soft hair that covers the bodies of many mammals
毛皮
a sharp and curved nail on the toe of an animal or a bird
爪子, 爪
鹰的爪子紧紧地抓住了树枝。
any of the two parts of the body of a bird, insect, etc. used for flying
翅膀, 翼
the part of the body of an animal, a bird or a fish that sticks out at the back, which can move
尾巴, 动物的尾巴
an animal's foot that typically has a combination of nails, claws, fur, and pads
爪子, 脚掌
狗在外面玩耍后，泥泞的爪子在厨房地板上留下了痕迹。
a place where many kinds of animals are kept for exhibition, breeding, and protection
动物园, 动物公园
在我们学校的旅行中，我们参观了动物园，看到了许多不同的动物。
a large container usually made of glass that is filled with water in which fish and other sea creatures are kept
水族箱, 鱼缸
公共水族馆里有鲨鱼、海龟和色彩斑斓的热带鱼。
(of an animal or plant) living or growing in a natural state, without any human interference
野生的, 自然的
(of an animal) capable of living with humans, either on a farm or as a pet in a house
驯养的, 家养的
(of a bird or animal) Unable to fly
不会飞的, 不能飞的
不会飞的 鸵鸟是世界上最大的活鸟。
(of an animal, plant, etc.) being at risk of extinction
濒危的
为了保护濒临灭绝的孟加拉虎的栖息地，保护工作正在进行中。
describing an animal that its body temperature changes depending on the temperature of its surroundings
冷血的, 变温的
乌龟作为冷血动物，依赖温暖的环境来调节体温。
describing an animal that is able to maintain a higher body temperature than its surroundings
温血的, 恒温的
鸟类作为温血动物，能够保持稳定的内部体温。
