ExploreInsects

American Dog Tick

Dermacentor variabilis

The American Dog Tick is a small bug that likes to hang out in grassy areas. It can latch onto animals and people to drink their blood, but it’s important to be careful around them.

Habitat: Grasslands

Appearance

The American Dog Tick is an oval-shaped arachnid, reddish-brown with distinctive white or gray mottled patterns on its back. Males have patterns covering their whole back, while females have a smaller shield behind their head, appearing mostly solid reddish-brown when unfed.

KingdomAnimaliaPhylumArthropodaClassArachnidaOrderIxodidaFamilyIxodidaeGenusDermacentor
American Dog Tick
solitary trait badgegrassland trait badgeminiature trait badgespeedster trait badge
American Dog Tick

Category

Insects

Rarity

Common

Danger

3/5 · Moderate

Snaps

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Interesting facts

A female American Dog Tick can lay thousands of tiny eggs after feeding!

Despite their name, these ticks feed on many mammals, not just dogs!

They can greatly increase their size, sometimes tripling, after a full blood meal!

Ticks are not insects; they are arachnids, related to spiders and scorpions.

Special abilities

Ability

Host Hunter

American Dog Ticks can detect hosts by sensing carbon dioxide and body heat, helping them find meals on vegetation.

Ability

Sticky Grip

American Dog Ticks have barbed mouthparts that anchor them firmly into a host's skin, making them very hard to remove.

Ability

Slow Sipper

American Dog Ticks have special saliva that prevents blood from clotting and numbs the bite area, helping them feed for days unnoticed.

Ability

Long Fast

American Dog Ticks can survive long periods, sometimes over a year, without a blood meal by slowing down their metabolism.

Measurements & details

Size
3-5 mm
Lifespan
365-730 days
Leg Count
8

Diet & Feeding

These tiny arachnids are parasitic, feeding on the blood of various mammals.

Age differences: Larvae and nymphs feed on smaller hosts like rodents, while adults feed on larger mammals.

Primary Foods

  • dog blood
  • human blood
  • raccoon blood
  • opossum blood
  • deer blood
  • rodent blood

Foraging Method

  • Ambush

Ecological connections

parasitizes

Domestic Dog

Canis familiaris

Feeds on dog blood, potentially transmitting diseases.

parasitizes

Human

Homo sapiens

Bites humans, potentially transmitting harmful pathogens.

parasitizes

Virginia Opossum

Didelphis virginiana

Attaches to opossums, which may reduce tick populations.

parasitizes

White-footed Mouse

Peromyscus leucopus

Larvae/nymphs feed on small rodents like mice.

Traits

Also known as

No aliases listed yet.

Collections

Safety

Danger

3/5 · Moderate

Always check for ticks after playing outside, especially in tall grass.

Frequently Asked Questions

How big is American Dog Tick?

3-5 mm

How long does American Dog Tick live?

365-730 days

What does American Dog Tick eat?

These tiny arachnids are parasitic, feeding on the blood of various mammals.

Where is American Dog Tick usually found?

Grasslands

How does American Dog Tick hunt?

Ambush

How many legs does American Dog Tick have?

8

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