Red wood ant,
Formica aquilonia
(Hymenoptera: Formicidae), Torsby, Värmland (Sweden). This ant is dragging a somewhat torn up caterpillar or sawfly larva toward its nest. Head of catterpillar is next to ant's middle right leg.
Images © 2000 by John A. Byers,
Chemical Ecology
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Red wood ant, Formica aquilonia (Hymenoptera: Formicidae), Torsby, Värmland (Sweden). This ant is dragging a somewhat torn up caterpillar or sawfly larva toward
its nest. Head of catterpillar is next to ant's middle right leg.