Tau Emperor Moth vs Moorland Clouded Yellow

Side-by-side species comparison

Attribute Tau Emperor Moth Moorland Clouded Yellow
Scientific Name Aglia tau Colias palaeno
Order Lepidoptera Lepidoptera
Family Saturniidae Pieridae
Size 55-80 mm wingspan 48-54 mm wingspan
Habitat Woodlands Mountains
Diet Herbivores Omnivores
Regions Europe Northern and central Europe, temperate Asia
Conservation Least Concern Least Concern (nationally endangered in several co

Tau Emperor Moth

A day-flying silk moth with a distinctive T-shaped mark on each wing.

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Did You Know?

Males fly rapidly in sunshine while females rest on tree trunks.

Moorland Clouded Yellow

A lemon-yellow butterfly with dark wing borders found in northern bogs and mountain moors. It is a glacial relict species that has declined as peatlands have been drained.

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Did You Know?

As a relic of the last ice age, it survives only in the coldest, most acidic habitats in western Europe.