Squirrel Flea vs Gracile Acerentomid

Side-by-side species comparison

Attribute Squirrel Flea Gracile Acerentomid
Scientific Name Orchopeas howardi Acerentomon nemorale
Order Siphonaptera Protura
Family Ceratophyllidae Acerentomidae
Size 2-3 mm 0.8-1.5 mm
Habitat Woodlands Woodlands
Diet Parasites Omnivores
Regions North America Europe
Conservation Least Concern Not Evaluated

Squirrel Flea

A common ectoparasite of eastern gray squirrels and flying squirrels in North America. It is found in squirrel nests and tree cavities.

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Did You Know?

This flea can survive several months without feeding while waiting in an abandoned squirrel nest.

Gracile Acerentomid

A delicate proturan found in European deciduous forest soils, particularly in beech and oak stands. It requires consistently moist soil conditions.

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Did You Know?

Proturans are so small and obscure that the entire order was unknown to science until 1907.