Hawaiian Picture-wing Fly (Silvestris) vs Westwood's Leaf Insect

Side-by-side species comparison

Attribute Hawaiian Picture-wing Fly (Silvestris) Westwood's Leaf Insect
Scientific Name Drosophila silvestris Cryptophyllium westwoodii
Order Diptera Phasmatodea
Family Drosophilidae Phylliidae
Size 4-6 mm 8-10 cm
Habitat Forests Forests
Diet Wood Feeders Herbivores
Regions Oceania (Hawaii - Big Island) Thailand, Malaysia, Indonesia
Conservation Endangered Least Concern

Hawaiian Picture-wing Fly (Silvestris)

A Hawaiian picture-wing fly closely related to D. heteroneura but with a normally shaped head. It is found in wet forests on Hawaii Island. This species and D. heteroneura are a classic study system for understanding speciation in progress.

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Did You Know?

D. silvestris and D. heteroneura can hybridize in the lab, providing key insights into how new species form through sexual selection.

Westwood's Leaf Insect

A large leaf insect named after the entomologist John Obadiah Westwood. Females are broad and bright green, mimicking fresh leaves.

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Did You Know?

Nymphs are reddish-brown when they hatch, mimicking dead leaves before turning green as they mature.