Flea
Scientific Name: Ctenocephalides canis (dog flea) or Ctenocephalides felis (cat flea)
Order & Family: Order: Siphonaptera, Family: Pulicidae
Size: 1.5 mm to 3.3 mm in length

Natural Habitat
Found on the bodies of warm-blooded mammals (dogs, cats, humans) and in nearby environments like carpets, bedding, and grass.
Diet & Feeding
Obligate hematophages; adults feed exclusively on the blood of their mammal or bird hosts.
Behavior Patterns
Fleas are wingless, jumping insects that use powerful hind legs to leap onto hosts. They undergo a complete metamorphosis (egg, larva, pupa, adult) and can survive for long periods in cocoons without a host.
Risks & Benefits
Risks include skin irritation, allergic dermatitis, and the transmission of diseases like tapeworms or typhus; they offer no significant benefits to human ecosystems.
Identified on: 1/4/2026