Western Grannom Caddis vs Cabbage Tree Emperor Moth

Side-by-side species comparison

Attribute Western Grannom Caddis Cabbage Tree Emperor Moth
Scientific Name Brachycentrus occidentalis Bunaea alcinoe
Order Trichoptera Lepidoptera
Family Brachycentridae Saturniidae
Size 9-12 mm 100-160 mm wingspan
Habitat Rivers & Streams Underground
Diet Omnivores Omnivores
Regions Europe Sub-Saharan Africa
Conservation Least Concern Least Concern

Western Grannom Caddis

A widespread European caddisfly forming mass emergences in spring on alkaline rivers. Larvae build four-sided tapering cases and filter-feed in riffles.

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Did You Know?

Spring Grannom hatches on English chalk streams can darken the sky with millions of emerging adults.

Cabbage Tree Emperor Moth

A large emperor moth with reddish-brown wings bearing prominent eyespots. Larvae are gregarious and covered in branching spines.

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Did You Know?

In parts of southern Africa, the large protein-rich caterpillars are harvested and eaten as mopane worm alternatives.