动物 - 动物繁殖

(of birds, fish, etc.) to come out of an egg

(of a bird, insect, fish, etc.) to produce eggs

(of an animal) to have sex and give birth to young

to introduce male reproductive cells into the female reproductive system for reproduction

(of animals) to have sex for breeding or reproduction

to remove the sexual organs of a female animal, called ovaries

to make an animal or plant breed with a different type

to remove the sex organs of a domestic animal in order to keep it from reproduction

to keep an egg in a favorable condition to help it develop until it hatches

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

the young wormlike larva of an insect

to fertilize an egg and make it capable of developing into an embryo

to produce offspring sexually, typically involving the union of male and female reproductive cells

(of a living being) to produce offspring or more of itself

to engage in sexual reproduction or mating

an oval or rounded object laid by birds, reptiles, fish, or certain invertebrates as part of their reproductive process