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Critical Risk

Brown Dog Tick

Rhipicephalus sanguineus

The brown dog tick is the most common tick species in Singapore, unique in its ability to complete its entire life cycle indoors. Primarily infesting dogs, it can establish severe household infestations with ticks found on walls, furniture, and in cracks throughout the home.

Brown Dog Tick - Rhipicephalus sanguineus

Risk Level

Critical

Active Period

Year-round, most active in warm conditions

Common Locations

Dog kennels, Pet bedding

Size

3mm (unfed) to 12mm (engorged female)

Identification Guide

How to Identify Brown Dog Tick

Physical Appearance

Unfed adults are flat, reddish-brown, about 3mm long. When engorged with blood, females swell to 10-12mm and become blue-grey. Eight legs. No distinct markings — uniformly brown.

Size

3mm (unfed) to 12mm (engorged female)

Common Locations

Dog kennels, Pet bedding, Cracks in walls, Behind furniture

Brown Dog Tick identification
Behaviour Patterns

Habitat & Behaviour

Activity & Breeding

Three-host tick — each life stage (larva, nymph, adult) feeds on a dog, drops off to moult, then seeks another host. Unique among ticks as it can survive and reproduce entirely indoors. Females lay up to 5,000 eggs in wall cracks and crevices.

Active Period

Year-round, most active in warm conditions

Warning Signs

Signs of Brown Dog Tick Infestation

Ticks found attached to dogs, especially around ears and between toes
Engorged ticks dropping from dogs onto furniture and floors
Ticks crawling on walls, curtains, and ceilings
Clusters of tiny tick eggs in wall cracks and crevices
Dogs showing lethargy, fever, or anaemia
Heavy infestations with hundreds of ticks visible indoors
Why Act Now

Health & Property Risks

Canine ehrlichiosis — potentially fatal tick-borne disease in dogs
Canine babesiosis — blood parasite causing severe anaemia
Tick paralysis from neurotoxin in tick saliva
Anaemia in dogs from heavy tick burden
Can bite humans, causing irritation and allergic reactions
Take Action

Prevention Tips

Use veterinary-recommended tick prevention on all dogs year-round
Inspect dogs thoroughly after walks and outdoor activities
Wash dog bedding regularly at high temperatures
Seal cracks and crevices in walls and floors
Treat indoor environments with residual acaricides
Regular professional pest inspections for at-risk properties
Got Questions?

Frequently Asked Questions

Related Species

Other Tick Species

Need Help With Brown Dog Tick?

Our experienced technicians can identify and eliminate brown dog tick infestations. Contact us for a free inspection and tailored treatment plan.