Crawling Water Beetle vs Lackey Moth

Side-by-side species comparison

Attribute Crawling Water Beetle Lackey Moth
Scientific Name Haliplus ruficollis Malacosoma neustria
Order Coleoptera Lepidoptera
Family Haliplidae Lasiocampidae
Size 2-3 mm Wingspan 30-40mm
Habitat Ponds & Lakes Orchards
Diet Herbivores Herbivores
Regions Europe Europe, Asia
Conservation Least Concern Least Concern

Crawling Water Beetle

A tiny, oval water beetle with a yellowish body covered in rows of dark punctures. Unlike diving beetles, it crawls slowly among aquatic vegetation rather than swimming actively.

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Did You Know?

It stores air beneath enlarged hind coxal plates, which act as a built-in oxygen reservoir while submerged.

Lackey Moth

A pale tawny moth whose colorful striped caterpillars spin communal silk tents on trees.

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Did You Know?

Caterpillars live together in conspicuous silk tents on trees and march out in processions to feed.