How do I identify a caterpillar I found?

Upload a photo of the caterpillar to our identifier. Include details about where you found it and what plant it was on for the most accurate identification.

Are all caterpillars safe to touch?

No! Some caterpillars have stinging spines or irritating hairs. Use our identifier to determine if a caterpillar is safe to handle before touching it.

What will my caterpillar turn into?

Our identifier not only tells you the caterpillar species but also shows you the adult butterfly or moth it will become, along with timing and metamorphosis information.

Can you identify fuzzy caterpillars?

Yes! Our tool can identify fuzzy caterpillars like woolly bears, tent caterpillars, and tussock moth caterpillars. Clear photos help us identify even very hairy species.

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Free Caterpillar Identifier - Identify Caterpillars by Picture Online Free

Identify caterpillar species instantly with our free online caterpillar identifier. Upload a picture to discover what caterpillar is this and what it will become. Free and accurate.

About Caterpillar Identifier

Identify caterpillars and discover what they'll become with our advanced caterpillar identifier. Learn which caterpillars are harmful, which are beneficial, and what butterflies or moths they'll transform into.

How It Works

Upload a clear photo of the caterpillar showing its color, patterns, and any distinctive features like horns or spines. Our AI identifies the species and shows you the adult butterfly or moth it will become.

Key Benefits

Identify caterpillar species accurately
Learn which caterpillars are poisonous
Discover what butterfly/moth it becomes
Get information on host plants
Protect beneficial caterpillars

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View All Insect Identification Features

💡 Did you know? We also offer a free AI Plant Identifier to help you identify plants, flowers, trees, and other plants instantly using the same advanced AI technology.

🐾 Looking to identify animals? Try our free AI Animal Identifier to identify mammals, birds, reptiles, fish, and other animals instantly with AI-powered recognition.