A sign of reproductive maturity is the start of menstruation in females.
sperm production
Emotional and physical.
Seeking advice is considered a sign of maturity because it shows a willingness to learn from others, humility in admitting limitations, and a proactive approach to problem-solving. It demonstrates self-awareness and a recognition that one person may not have all the answers.
Puberty is better known for the sexual maturity of children. Although Puberty is the period where children grow into adults, so physical, mental and sexual maturity all happen at the same time and are classed as Puberty or adolescence.
It is true that bone growth ceases as a person reaches physical maturity. This is when the epiphyseal plates are replaced by the epiphyseal lines.
An adult is an animal that has reached physical maturity .
Clitoral stimulation is abandoned for vaginal penetration, which is proclaimed as a sign of adult maturity for women. A male child is even more desirable because he brings the longed-for penis with him.
Genes have a lot to do with it, as does ethnicity, physical maturity, and weight.
It is a sign of maturity, and that they are a dominant male and are ready to mate. It develops with age.
I think an indication is more of a manouvere rather than a sign. Like an indication is more of a physical thing whereas a sign could be physical or non-physical.
For cats, it is until they reach physical maturity. Tigers reach physical maturity at 17-24 months, but I don't know about cheetahs; it's usually about the same time for most cats.