a mammal with claws that can't retract and often has a long snout, and often used for companionship, hunting, or guarding purposes

犬, 狗

a marine mammal that belongs to the group known as Cetacea, which comprises whales, dolphins, and porpoises

鲸目动物, 海洋哺乳动物

all the young of a bird hatched at the same time, or the young of an animal cared for together

窝, 幼鸟

one of the two long and sharp teeth that some animals such as dogs, wolfs, or snakes have

獠牙, 尖牙

any of the sharp curved organs of an arthropod or insect, such as a crab, lobster, etc.

钳子, 爪

relating to or denoting animals that regulate their body temperature by external sources, such as the surrounding environment

外温性

feeding on or adapted to a diet that consists primarily or exclusively of insects

食虫的, 食昆虫的

