animals that nourish their young with milk
an animal that produces gametes (ova) that can be fertilized by male gametes (spermatozoa)
being the sex (of plant or animal) that produces fertilizable gametes (ova) from which offspring develop
a person who belongs to the sex that can have babies
any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk