Neotropical Backswimmer vs Ornate Derbid

Side-by-side species comparison

Attribute Neotropical Backswimmer Ornate Derbid
Scientific Name Buenoa antigone Cedusa ornata
Order Hemiptera Hemiptera
Family Notonectidae Derbidae
Size 5-9 mm 4-7 mm
Habitat Ponds & Lakes Underground
Diet Omnivores Fungus Feeders
Regions Brazil, Argentina, Uruguay, Paraguay Southeastern United States, Caribbean
Conservation Least Concern Least Concern

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.

Ornate Derbid

A tiny planthopper with delicate wings featuring intricate brown patterning. Adults have characteristically elongated wings that extend well beyond the body.

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Did You Know?

The switch from fungal feeding as nymphs to plant sap feeding as adults represents one of the most dramatic dietary shifts in the insect world.