Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

  Sighting 1004208

Observation date: August 13, 2014
Submitted by: ddrudis
Specimen type: Photograph
Observation notes: THOUSANDS of these caterpillars at elevation of 3,000+ ft above Twin Lakes, Lake Clark National Park & Preserve. Primarily eating willow but also other low shrubs.
Status: Resident
Verified by: jwileyrains
Verified date: January 27, 2022
Coordinator notes: None.
Checklist region(s): United States, Alaska, Lake and Peninsula