Pulicid Fleas

Family Pulicidae

Human flea (Pulex irritans). Photo:Stephanie Boucher

This family includes most of the fleas that attack people and domestic animals, including the human flea that was once a major pest, and the cat and dog fleas that are still a major problem for pets and their owners. Pulicid fleas are flattened from side to side and are shiny dark brown.