Neotropical Backswimmer vs Lunar Hornet Moth

Side-by-side species comparison

Attribute Neotropical Backswimmer Lunar Hornet Moth
Scientific Name Buenoa antigone Sesia bembeciformis
Order Hemiptera Lepidoptera
Family Notonectidae Sesiidae
Size 5-9 mm 30–42 mm wingspan
Habitat Ponds & Lakes Rivers & Streams
Diet Omnivores Omnivores
Regions Brazil, Argentina, Uruguay, Paraguay Europe, Western Asia
Conservation Least Concern Not Evaluated

Neotropical Backswimmer

A small aquatic bug that swims upside-down using its long oar-like hind legs. Its pale ventral surface provides camouflage when viewed from below against the sky.

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Did You Know?

It carries a silvery air bubble on its belly that functions like a physical gill, extracting dissolved oxygen from the water.

Lunar Hornet Moth

A large clearwing moth that mimics a hornet and bores into willow and sallow trunks. Adults emerge in midsummer and are active in sunshine.

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Did You Know?

The empty pupal skin can be found protruding from the exit hole on willow trunks long after the moth has emerged.