Sexual maturity
sexual maturity in mammals is when an adult or fully grown up animal has reach the full growth of their sex organs and when they get older and their bodies to produce more hormones, it first start off when a juvenile reaches signs of puberty having pubic hair, deep voice and the capability to breastfeed offspring through sucking of a females breast or mammary gland and the capability for males to ejaculate and have sexual intercourse . this goes with all mammals. some mammals either have the capability to reproduce and be infertile, all the information about sexual maturity and fertilization all rely on DNA, genetics and mutation.