IELTS学术词汇 (分数6-7) - 动物

any cold-blooded animal with the ability to live both on land and in water, such as toads, frogs, etc.

a class of animals to which crocodiles, lizards, etc. belong, characterized by having cold blood and scaly skin

a situation in which a particular animal or plant no longer exists

any animal that lives by hunting and eating other animals

the long and protruding facial part of an animal which comprises its nose and mouth, especially in a mammal

the nose of an elephant that is in the shape of a long hose

(zoology) any of the pair of sensory appendages on the head of an insect, crustacean or arthropod

a hard, pointed, often curved structure found on the head of some animals, such as cows, goats, and sheep, made of keratin or bone, used for defense, display, or digging

a thin flat membrane of the body of many sea creatures, used for swimming and keeping balance

the hard or pointed part of a bird's mouth

a group of animals, such as cows, sheep, etc. that are from the same species, which move and feed together

each of the curved pointy teeth of some animals such as elephants, boars, etc., especially one that stands out from the closed mouth

a group of birds of the same type, flying and feeding together

a young form of an insect or an animal that has come out of the egg but has not yet developed into an adult

animals that are kept on a farm, such as cows, pigs, or sheep

any animal that only feeds on plants

an animal that feeds on the flesh of other animals

a large group of animals characterized by the possession of a backbone or spinal column, including mammals, birds, reptiles, amphibians, and fishes

species that do not possess or cannot develop a spinal column, such as an arthropod, mollusk, etc.

the hidden place where a wild predatory animal lives

any of the pair of branched horns that grow annually on the head of an adult animal, typically a male one, from the deer family

a dormant state in animals, characterized by lowered body temperature and metabolic activity, often during winter to conserve energy

the horny and hard part at the end of a limb of a mammal, such as a horse

having an abundant covering or coat of soft, dense hair or fur

possessing or producing a toxin that is injected or delivered into another organism through a bite, sting, or other means

(of animals or birds) moving from one place to another, often with the changing seasons

describing an animal that has a stomach with four compartments and chews cud as part of its digestion process

related to the sea and the different life forms that exist there

having two legs

any of the long, stiff hairs that grow on the face of a cat, mouse, etc.