Hazel Sawfly vs Blatchley's Walkingstick

Side-by-side species comparison

Hazel Sawfly

A medium-sized sawfly with an orange abdomen and dark thorax. The bluish-green larvae with black heads feed gregariously on hazel, birch, and alder.

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When disturbed, the gregarious larvae raise their tails simultaneously in an S-shape, creating an intimidating group display to deter predators.

A slender, brown walkingstick found in the southeastern United States. It is named after the American entomologist Willis Blatchley.

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Males are noticeably smaller and thinner than females, a common trait in Diapheromeridae.