Bug Identifier
Puss Caterpillar
Community identification

Puss Caterpillar

Megalopyge opercularis

Order & Family
Order Lepidoptera, Family Megalopygidae
Size
1 to 1.5 inches (2.5 to 4 cm) in length
See this bug in the Encyclopedia

Natural Habitat

Deciduous forests and urban gardens in the Southern United States, Mexico, and parts of Central and South America

Diet & Feeding

Herbivorous; feeds on the leaves of various trees and shrubs including oak, elm, wild cherry, and garden plants like roses

Behavior Patterns

Larvae have a distinctive dense coat of hair-like setae; they undergo several molts before spinning a tough, silk cocoon to pupate into the Flannel Moth

Risks & Benefits

Highly toxic; the soft-looking fur hides venomous spines that cause intense pain, swelling, and systemic symptoms in humans upon contact. They are occasional garden pests.