How to identify a Groundhog tick
Ixodes cookei
· Also called woodchuck tick, ixodes cookei, tick from groundhog hole
Ixodes cookei looks like a small deer tick and shows up on dogs that investigate burrows. Treat attached Ixodes the same: tweezers and watchful waiting. It is a Powassan reservoir species; human cases are rare.
Small Ixodes on a dog that sticks its face in burrows. Looks like a deer tick. Species split is often lab-level. Tweezers, save the tick, watch for fever. Powassan is rare and neurologic — that is emergency care, not a bull’s-eye watch. Cabin and woodchuck context is the hint.
What does a groundhog tick look like?
Small Ixodes; reliable split from deer tick is expert-level without a microscope.
Groundhog tick (Ixodes cookei) is Similar to deer tick. Colors people notice: brown, black. Field marks: Looks like a small Ixodes tick; Often on dogs that investigate burrows; Shorter than some deer-tick IDs without a microscope. It is found outdoor. If those marks are missing, open Deer tick before you force this name. Search phrases that belong on this page include what a groundhog tick looks like and groundhog tick identification.
Identification marks
- Looks like a small Ixodes tick
- Often on dogs that investigate burrows
- Shorter than some deer-tick IDs without a microscope
Size: Similar to deer tick
Colors: brown, black
Where: outdoor
What a typical groundhog tick bite looks like
Small attachment site. Fever or neurologic symptoms after any tick bite need urgent care.
People searching “groundhog tick bite identification” want the pattern, not a single anonymous bump. Small attachment site like other Ixodes. Powassan virus has been associated with this species — rare but serious. Immediate steps on this page: Remove with tweezers, clean, monitor; Fever or neurologic symptoms after a tick bite need urgent care; Soothe local mark. This species does bite or sting people. Fever, spreading redness, trouble breathing, or a child with many stings is professional care.
If you were bitten
- Remove with tweezers, clean, monitor
- Fever or neurologic symptoms after a tick bite need urgent care
- Soothe local mark
Groundhog tick vs Deer tick
Looks like a small deer tick. Dogs that stick their faces in burrows bring them home. Species split is often lab-level. Treat any attached Ixodes as a careful-removal tick.
- Deer tick identification (Ixodes scapularis)
Range and season
East and central North America, warm months.
East and central, cabins and pets near woodchuck dens, warm months.
East and central North America, associated with woodchuck and other mammal burrows. Can wander onto people and pets.
Warm months
Common questions
Groundhog tick vs deer tick?
Both are Ixodes. Reliable separation is expert-level. Treat attached Ixodes ticks with the same careful removal and watchful waiting.
Why does it matter?
I. cookei is a Powassan virus reservoir species. Human cases are rare.
Do they come indoors?
They can hitch on pets from burrows.
Should I still save the tick?
Yes. Species and engorgement help a clinician even if you cannot ID it.