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Those round white spheres you see in the heads of some jumping worms aren’t eggs—they’re actually parasites! Our recent paper describes a newly identified parasite species, Apolocystis bosanqueti, found in Amynthas agrestis worms in Vermont.

You can read the full study here.

*Amynthas agrestis* with visible parasite in its head segment
Amynthas agrestis with visible parasite in its head segment.

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