why cant u tell are u both
The male phytoplankton have phytopenises and females have phytovginas.
If you turn them over you will see a difference
Females are larger.
females have a vagina
A male firefly has the"light" but the females do not
Females quack
the difference is the males foot is more square and the females is narrower.. the male has thicker hair than females because we have diffrent geines....
Male elephants are larger than females. Males have large tusks whereas females have small or no tusks.
Male is XY , female is XX .
The male has an extra leg in between his back two. The females are ridden by both humans and male horses.
the males segment is round. the females segment is pointy
Male guppies are colorful and females are not. They are usually white or clear in color.