Narrator: For some bug babies, your body is home sweet home. Human botfly larvae, for example, burrow under your skin, forming a pus-filled pimple. Meanwhile, thousands of young Loa loa worms can ...

Cassill said: "The word 'bot' means a maggot. A warble is a skin lump or callus caused by the presence of a botfly maggot under the skin. The human botfly, Dermatobia hominis, is the only species ...