Japanese Narrow-Winged Damselfly vs Westwood's Leaf Insect
Side-by-side species comparison
| Attribute | Japanese Narrow-Winged Damselfly | Westwood's Leaf Insect |
|---|---|---|
| Scientific Name | Mnais costalis | Cryptophyllium westwoodii |
| Order | Odonata | Phasmatodea |
| Family | Calopterygidae | Phylliidae |
| Size | 50-65 mm | 8-10 cm |
| Habitat | Forests | Forests |
| Diet | Omnivores | Herbivores |
| Regions | East Asia, Japan | Thailand, Malaysia, Indonesia |
| Conservation | Least Concern | Least Concern |
Japanese Narrow-Winged Damselfly
A beautiful damselfly endemic to Japan, known as 'niko-nico-kawatombou.' Males come in two forms: orange-winged territorial males and clear-winged sneaker males. Found along clean forest streams.
Did You Know?
The two male forms represent an evolutionary stable strategy: orange-winged males defend territories while clear-winged males sneak matings by mimicking females.
Westwood's Leaf Insect
A large leaf insect named after the entomologist John Obadiah Westwood. Females are broad and bright green, mimicking fresh leaves.
Did You Know?
Nymphs are reddish-brown when they hatch, mimicking dead leaves before turning green as they mature.