2281 Alder Moth Acronicta alni ABH 73.036
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Moths Noctuidae » Acronictinae
Wingspan 33-38 mm.
Phenology May and June attracted to mercury vapour light but not other methods
Description A subbtly marked species with the occasional rarer melanic form occurring
Life Cycle Initially the larvae resemble a bird dropping, but when mature is distinctive, being black and yellow with a number of club-like hairs. It feeds on a number of different trees, particularly alder (Alnus glutinosa) and birch (Betula).
By Dumi (Own work) [GFDL, CC-BY-SA-3.0 or FAL], via Wikimedia Commons
By Fabio Stergulc, UniversitÓ di Udine, Bugwood.org [CC BY 3.0 us], via Wikimedia Commons