Bug Identifier
Dog Tick / Wood Tick
Community identification

Dog Tick / Wood Tick

Dermacentor variabilis (likely species)

Order & Family
Order Ixodida, Family Ixodidae
Size
3mm to 5mm unfed; up to 15mm when fully engorged.
See this bug in the Encyclopedia

Natural Habitat

Grassy areas, wooded paths, and areas with tall weeds or shrubs where they wait for hosts.

Diet & Feeding

Obligate hematophage; feeds on the blood of mammals including dogs, deer, and humans.

Behavior Patterns

Employs 'questing' by climbing to the tips of vegetation and extending legs to grab passing hosts. Highly seasonal, most active in spring and early summer.

Risks & Benefits

Risk: Known vector for Rocky Mountain spotted fever and tularemia. Can cause tick paralysis in rare cases. No known benefits to humans; occupy a niche in the food chain for birds and small mammals.