Inchworm (Geometer Moth Larva)

Scientific Name: Family Geometridae

Order & Family: Order Lepidoptera, Family Geometridae

Size: 1 cm to 5 cm (0.4 to 2 inches) in length

Inchworm (Geometer Moth Larva)

Natural Habitat

Found globally in forests, gardens, and shrublands, often on host plants like oak, maple, or fruit trees.

Diet & Feeding

Herbivorous, primarily feeding on the leaves of trees, shrubs, and other vegetation.

Behavior Patterns

Known for a unique looping gait caused by having prolegs only at the front and back; often uses camouflage to mimic twigs when threatened.

Risks & Benefits

Generally harmless to humans; provides a food source for birds and predatory insects, though large populations can cause significant defoliation of trees.

Identified on: 1/4/2026