Imperial Moth Caterpillar

Subject: Never saw a caterpillar this large before!
Location: Front yard on the grass
September 11, 2015 9:16 pm
It’s huge! What species is this? Are the poisonous? Very cool little dude!
Signature: -Ashley

Imperial Moth Caterpillar
Imperial Moth Caterpillar

Dear Ashley,
This is an Imperial Moth Caterpillar.  Normally, our “location” field is used to identify a city, state, country or continent where the critter was sighted.  Interestingly, there is not a blade of grass in your image, despite the location being listed as “Front yard on the grass.”

Photo of author


BugMan aka Daniel Marlos has been identifying bugs since 1999. is his passion project and it has helped millions of readers identify the bug that has been bugging them for over two decades. You can reach out to him through our Contact Page.

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