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Photo#1484763
Maple Spanworm caterpillar - Ennomos magnaria

Maple Spanworm caterpillar - Ennomos magnaria
Many Glacier, Glacier National Park, Glacier County, Montana, USA
August 1, 2017
Size: 3 cm
This remarkable caterpillar was in conifer forests of the Northern Rocky Mountains. It matched PERFECTLY the bark of the Black Cottonwood it was on--outstanding camouflage!

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