Siphonaptera (fleas) are a group of wingless insects that feed on blood. Fleas typically attack dogs and cats, but humans can ... any potential flea bites. Flea bites look different on pets.

Symptoms to note: Bed bug bites aren’t too painful, but they can be very itchy and swollen. The parasites don’t spread diseases like ticks do ... look like: Like bed bug or lice bites, flea ...