You'll notice when you are sexually developing. Your sperm starts off looking like a whitish color then eventually gets clearer and clearer as you age. People usually develop fully growth wise and sexually at around the age of 16-17.
In humans, only sperm cells possess flagella, and each sperm has a single flagellum that enables movement.
The flagellum (pl. flagella) provides movement for the sperm cell.
Roosters have internally located testicles which produce sperm. The sperm leaves the testicles and enter the epididymis. The epididymis is where the sperm gain the ability to swim. They then enter the vas deferens where they are store until mating.
a ability is that they can swim!
All dogs have the ability to swim.
The sperm cells of the plant can swim. They swim to the egg cells to reproduce.
so they can swim
so it can swim
it allows the sperm to swim
No such animal.
Sperm like having a "pool" of semen in which to swim. They can swim close together but not as freely. However, less semen does not mean less sperm or less powerful swimmers.
Sperm can swim in any environment as long as there mets are required. they only last 4-7 days after ejaculation.
A sperm cell has a tail and can swim around to fing the egg.