Moorhen Flea vs Squirrel Flea

Side-by-side species comparison

Moorhen Flea

A flea commonly found on small passerine birds including tits, wrens, and robins. It breeds in bird nesting boxes and natural cavities.

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This flea is so common in European bird nest boxes that ornithologists routinely find them when checking boxes during the breeding season.

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