How do behavior, morphology and physiology act in concert to improve a male's reproductive success - and ... related to male competition (such as body and canine size or status-dependent ornaments ...

This cumbersome trait significantly decreases the male's chances of survival. It only exists because it confers an advantage to its bearer in the form of increased reproductive success.

The Male Reproductive Medicine and Surgery fellowship is a one-year fellowship under the mentorship of Larry Lipshultz, M.D., professor of urology and the Lester and Sue Smith Endowed chair for ...

Male: By the tenth week of pregnancy ... only 300 to 500 of them will develop into mature eggs across her reproductive life span. Her body reabsorbs the rest before they complete development.