Yes, a mans sperm count and motility declines with age. As well as his sex drive. Young men would engage in intercourse more frequently with more viable sperm. This would increase the chance that one would be there at the right time to fertilize an egg.
older because it is at the bottom and the ones on top are younger than the bottoms
Intelligence is not determined by sex. Some younger sisters are smarter than their older brothers. Some older brothers are smarter than their younger sisters.Intelligence is not determined by sex. Some younger sisters are smarter than their older brothers. Some older brothers are smarter than their younger sisters.Intelligence is not determined by sex. Some younger sisters are smarter than their older brothers. Some older brothers are smarter than their younger sisters.Intelligence is not determined by sex. Some younger sisters are smarter than their older brothers. Some older brothers are smarter than their younger sisters.
younger
younger
younger
Younger
Younger
Much younger
Helen Keller's half brothers were older than her.
Aaron was older than Moses.
The sun is a star. Some stars are older than the sun while others are younger.
older