Secondary Sex Characteristics

Definition

These are traits that emerge during puberty but do not directly involve the reproductive system. They distinguish between sexes but don't play a direct role in reproduction. Examples include breast development in females and facial hair growth in males.

Related terms

Puberty:

The period of life when secondary sex characteristics develop and fertility is achieved.

Androgens & Estrogens: Hormones responsible for developing secondary sex characteristics; Androgens typically influence male traits while estrogens influence female ones.

Sexual Selection: A type of natural selection where certain traits increase an individual's chances of attracting mates.