Emperor Gum Moth vs Dusky Birch Sawfly

Side-by-side species comparison

Attribute Emperor Gum Moth Dusky Birch Sawfly
Scientific Name Opodiphthera eucalypti Croesus latitarsus
Order Lepidoptera Hymenoptera
Family Saturniidae Tenthredinidae
Size 100-150 mm wingspan 8-10 mm
Habitat Woodlands Woodlands
Diet Predators Herbivores
Regions Australia, Oceania North America
Conservation Least Concern Least Concern

Emperor Gum Moth

A large and attractive native moth with prominent eyespots on each wing that serve as a startle defence against predators. It is one of the largest moths in southern Australia.

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Did You Know?

The large eyespots on its wings are thought to mimic the eyes of an owl, frightening away potential bird predators.

Dusky Birch Sawfly

A medium-sized sawfly with an orange abdomen and black head and thorax. Larvae are yellowish-green with dark spots and feed in rows along the edges of birch leaves.

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Did You Know?

The larvae feed in a distinctive edge-to-edge pattern, consuming the leaf blade while leaving the midrib intact like a fishbone.