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Io moth

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description Io moth Overview

The Io moth (Automeris io) is a North American member of the family Saturniidae. Adults display large eyespots on the hindwings when disturbed, while the forewings provide camouflage at rest; males and females differ noticeably in coloration. Its caterpillars are green and bear branching spines connected to venom glands, and contact can cause painful skin irritation. The species uses numerous host plants and is of interest to naturalists because of its defensive displays and stinging larvae.

help Io moth FAQ

Are Io moth caterpillars dangerous to touch?

Yes, the green caterpillars of the Io moth are covered in venomous, stinging spines. Touching them can cause a painful, localized skin rash or severe irritation.

What do adult Io moths look like?

Adult Io moths rely on camouflage, blending in with their surroundings using their forewings. When disturbed, they reveal large, prominent eyespots on their hindwings to startle predators.

Where can you find the Io moth?

The Io moth is native to North America and belongs to the giant silk moth family, Saturniidae. They are commonly found in areas with plenty of deciduous trees and shrubs.

How can you tell the difference between male and female Io moths?

Male and female Io moths display noticeable sexual dimorphism in their coloration. Males are typically bright yellow, while females tend to be more reddish-brown.

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