Bug Identifier
Puss Caterpillar
Community identification

Puss Caterpillar

Megalopyge opercularis

Order & Family
Lepidoptera, Megalopygidae
Size
1 inch to 1.5 inches
See this bug in the Encyclopedia

Natural Habitat

Forests, woodlands, and urban areas with shade trees such as oak, elm, and citrus

Diet & Feeding

Leaves of various shade trees and shrubs, particularly oak and elm

Behavior Patterns

Solitary caterpillars that feed on foliage; when disturbed, they curl up or remain motionless. They spin a tough, oval cocoon in the fall to pupate into the Southern Flannel Moth.

Risks & Benefits

High risk: It is considered the most venomous caterpillar in North America. The long, hair-like setae conceal toxic spines that can cause severe pain, swelling, burning, nausea, and headaches upon contact.