What Are Some Insects That Burrow Into Human Skin?

Insects and parasites that burrow into human skin include scabies, bot flies, hookworms and cercariae, according to Cleveland Clinic. Chigoe fleas, otherwise known as sand fleas, also burrow under the skin of their hosts, notes HowStuffWorks. Ticks partially burrow into the skin by attaching their heads to the flesh, explains FamilyEducation.