Medically reviewed by Renita White, MDMedically reviewed by Renita White, MD Pubic lice (Pthirus pubis), also known as crabs ...

Symptoms include itching ... small crabs when viewed through a magnifying glass, which is why pubic lice are called "crabs." Adult pubic lice are gray, white, or tan. They live by feeding off ...

If symptoms occur, they may include a change ... After hatching, the lice will look like tiny crabs. Pubic lice can transmit during close physical contact, including sexual contact.