Side view of caterpillar with small, dark head. Legs and prolegs under body. Thin, dark stripes down back with sparse, upright hairs. Black and white art.

Figure 20B. Cabbage webworm caterpillar.

Side view of caterpillar with small, dark head. Legs and prolegs under body. Thin, dark stripes down back with sparse, upright hairs. Black and white art.

Illustration by USDA.