Caterpillar Identifier

Color, bristles, and host-plant clues for common caterpillar types.

Educational tool only — not medical, pest-control, or safety advice. When unsure, observe from a distance and photograph rather than handle.

Question 1 of 2

Body covering?

Educational cues only. Do not handle unknown caterpillars — some bristles can irritate skin.

FAQ

Are bristly caterpillars always harmful to touch?
Not always, but some species can irritate skin. This tool does not assess contact risk — observe without handling when unsure.

More precise IDs are on the way

These tools teach the differences. BugScout IDs the insect from a photo on your iPhone.