Dog Flea Stage (Larval/Pupal) or Plant Matter

Scientific Name: Ctenocephalides canis (suspected)

Order & Family: Order: Siphonaptera, Family: Pulicidae

Size: 1 - 5 mm (depending on life stage)

Dog Flea Stage (Larval/Pupal) or Plant Matter

Natural Habitat

Found in bedding, carpets, and floor cracks where pets rest; generally indoors or in shaded outdoor areas.

Diet & Feeding

Larvae eat organic debris, particularly adult flea excrement ('flea dirt'); adults feed on host blood.

Behavior Patterns

Larvae seek dark, humid areas away from light; they spin a silk cocoon to pupate and can remain dormant for weeks or months.

Risks & Benefits

Risks include skin irritation, allergic reactions (flea allergy dermatitis), and potential transmission of tapeworms or pathogens. There are no known benefits to the ecosystem.

Identified on: 1/2/2026