Bug Identifier
Inchworm (Cankerworm / Geometer Moth Larva)
Community identification

Inchworm (Cankerworm / Geometer Moth Larva)

Geometridae (Family level identification)

Order & Family
Order: Lepidoptera, Family: Geometridae
Size
10mm to 25mm (0.4 to 1 inch) depending on species and growth stage.
See this bug in the Encyclopedia

Natural Habitat

Deciduous and coniferous forests, gardens, and shrubbery across various global regions.

Diet & Feeding

Mostly herbivorous, feeding on the leaves of various trees and shrubs; some species specialize in certain host plants.

Behavior Patterns

Characterized by a unique looping gait caused by a lack of middle prolegs; they often mimic twigs by standing stiffly when threatened.

Risks & Benefits

Generally harmless to humans; while some species can cause defoliation in forests or gardens, they are a vital food source for birds and beneficial insects.