Bug Identifier
Cat Flea
Community identification

Cat Flea

Ctenocephalides felis

Order & Family
Siphonaptera: Pulicidae
Size
1.5 to 3.3 mm in length
See this bug in the Encyclopedia

Natural Habitat

Indoor environments, pet bedding, carpets, and the bodies of mammalian hosts like cats and dogs.

Diet & Feeding

Obligate hematophages; adults feed on the blood of mammalian hosts, while larvae feed on organic debris and adult flea excrement (flea dirt).

Behavior Patterns

Adults are wingless but powerful jumpers that remain on hosts to mate and feed. Females lay eggs that fall into the environment. They undergo a complete metamorphosis (egg, larva, pupa, adult).

Risks & Benefits

Risks include painful bites, allergic dermatitis, and transmission of pathogens like tapeworms (Dipylidium caninum) or Bartonella. They provide no significant benefits and are considered domestic pests.