Dusky birch sawfly, Craesus latitarsus, larvae on the leaves on a young alder tree, Alnus glutinosus, Berkshire, September

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Size: 3648px × 5472px
Photo credit: © Nigel Cattlin / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: alder, alnus, birch, caterpillars, craesus, curled, damage, defensive, dusky, glutinosus, hymenoptera, insect, insecta, insects, larva, larvae, latitarsus, leaf, leaves, position, sawfly, september, tenthredinidinaeberkshire