How can head lice turn into crabs?

They can't. They're two different little critters. Head lice prefer the finer hair like that on the head and won't travel into a beard however crabs prefer the thicker hair like pubic hair which can grow in lots of places over our bodies. read more

Head lice prefer the finer hair like that on the head and won't travel into a beard however crabs prefer the thicker hair like pubic hair which can grow in lots of places over our bodies. Men especially with beards and chest hair. Lice and crabs are kind of the same but completely different. Try google images and you'll see how they look different. read more