viviparous+animals+that+suckle+their+young
1mammalia — n. pl. [L.] Mammals, mammifers, viviparous animals that suckle their young …
2Mammalia — The highest class of living organisms; it includes all the vertebrate animals (monotremes, marsupials, and placentals) that suckle their young, possess hair, and (except for the egg laying monotremes) bring forth living young rather than eggs. [L …
3biology — /buy ol euh jee/, n. 1. the science of life or living matter in all its forms and phenomena, esp. with reference to origin, growth, reproduction, structure, and behavior. 2. the living organisms of a region: the biology of Pennsylvania. 3. the… …
4mammal — mammallike, adj. /mam euhl/, n. any vertebrate of the class Mammalia, having the body more or less covered with hair, nourishing the young with milk from the mammary glands, and, with the exception of the egg laying monotremes, giving birth to… …
5Sexual reproduction — is the creation of a new organism by combining the genetic material of two organisms. The two main processes are: meiosis, involving the halving of the number of chromosomes; and fertilization, involving the fusion of two gametes and the… …
