Rothschild's Silkmoth vs Water Scavenger Beetle

Side-by-side species comparison

Attribute Rothschild's Silkmoth Water Scavenger Beetle
Scientific Name Rothschildia jacobaeae Hydrophilus piceus
Order Lepidoptera Coleoptera
Family Saturniidae Hydrophilidae
Size 100-150 mm wingspan 34-48 mm
Habitat Heathland Ponds & Lakes
Diet Herbivores Herbivores
Regions Brazil, Argentina, Paraguay, Uruguay Europe, Asia
Conservation Not Evaluated Near Threatened

Rothschild's Silkmoth

A large silkmoth with reddish-brown wings featuring bold triangular translucent patches. Each wing also bears a crescent-shaped eyespot.

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Did You Know?

The clear windows in its wings are completely scaleless, which is unusual since moth wings are normally covered in thousands of scales.

Water Scavenger Beetle

One of the largest European water beetles, with a glossy black, boat-shaped body. Despite its name, it is largely herbivorous as an adult.

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Did You Know?

It carries air under its body in a silvery film, giving it a shimmering appearance underwater.