Inchworm (Geometer moth caterpillar)

Scientific Name: Geometridae (family)

Order & Family: Order: Lepidoptera, Family: Geometridae

Size: 10 mm to 50 mm (0.4 to 2 inches) depending on species

Inchworm (Geometer moth caterpillar)

Natural Habitat

Found globally in forests, gardens, and woodlands on host plants

Diet & Feeding

Herbivorous; primarily feeds on the leaves of trees, shrubs, and various crops

Behavior Patterns

Notable for their 'looping' movement caused by having prolegs only at the front and back; many species use camouflage to mimic twigs

Risks & Benefits

Benefits the ecosystem as a food source for birds and predatory insects; some species can be significant agricultural or forest pests by defoliating trees

Identified on: 3/5/2026