Noun
sexual maturity
(biology, of an organism) The stage when an organism can reproduce, though this is dissimilar from adulthood.
Sexual maturity is attained at the age of four to five years. Source: Internet
Sexual maturity is dependent on body condition, which is in turn dependent upon the food supply available to the growing individual. Source: Internet
Sexual maturity requires about two years. Source: Internet
The first video of a calf thought to be nursing was made 5 February 2016. citation Sexual maturity is typically reached at five to ten years of age. Source: Internet