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
(of an animal) generating and regulating their own body heat internally
内温性, 恒温动物的
(of animals) adapted to or living high in trees, rather than on the ground
树栖的, 栖于树上的
feeding on or adapted to a diet that consists primarily or exclusively of insects
食虫的, 食昆虫的
to make or become undetectable by resembling the color or shape of a surrounding
伪装, 掩盖