it takes about 2 days if you don't catch it quick enough
it takes 1-2 WEEKS for lice egg(s) to hatch
As long as they have hair, men can get head lice. Head lice have the ability to appear on anyone who has hair, whether it be a child, man, or woman. If you do get lice, purchase "Lice Hero" to get rid of them. You will need to use the shampoo and then comb out the lice eggs to prevent more from hatching.
Basically, head lice live for up to 7 days. Each day they can lay up to 100 eggs a day. They keep hatching and the routine goes on and on.
Fungus gnat eggs can remain dormant for about 4 to 6 days before hatching.
Once children have lice in their hair, they will keep them until treated. The lice process is: adult lice transfer from one head to another, the female lice lay eggs, the eggs hatch within 7 days the baby lice grow, they lay eggs and the whole process repeats itself.
12 days
about 10 days after hatching
Hatching occurs after about 4 days.
Lice eggs, or nits, typically do not survive long off a host. They can usually survive for about 1 to 2 days without the warmth and moisture provided by the scalp. If they are not attached to a host, they are unlikely to hatch and will eventually die. For effective lice control, it's essential to treat both the infested person and their environment.
It takes about 18-21 days for cockatiel eggs to hatch.
fisheries can have the eggs hatching in a matter of weeks. they use rather controversial techniques that have yet to be regulated. other than that 3months.
Because clean heads are easier to feed on, and lay eggs on.