Illustration of a small caterpillar.

Caterpillar

Illustration of a small caterpillar.

Illustration of a caterpillar.

Caterpillar

Illustration of a caterpillar.

An illustration of the caterpillar of the brown-tail moth.

Brown-tail Caterpillar

An illustration of the caterpillar of the brown-tail moth.

An illustration of warblers feeding on the young caterpillars of the Gipsy moth.

Warblers Eating Caterpillars

An illustration of warblers feeding on the young caterpillars of the Gipsy moth.