Long-Toed Water Beetle vs Hooded Mantis

Side-by-side species comparison

Attribute Long-Toed Water Beetle Hooded Mantis
Scientific Name Stenelmis crenata Choeradodis rhombicollis
Order Coleoptera Mantodea
Family Elmidae Mantidae
Size 2-3.5 mm 60-80 mm
Habitat Rivers & Streams Forests
Diet Omnivores Omnivores
Regions North America Central America, northern South America
Conservation Least Concern Least Concern

Long-Toed Water Beetle

A small riffle beetle with elongated tarsal claws for gripping rocks in fast currents. Both adults and larvae are entirely aquatic.

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Did You Know?

Adults can live for several years underwater, far longer than most beetles.

Hooded Mantis

A Central American mantis with an enormously expanded, leaf-shaped prothorax. Its green, shield-like hood provides excellent leaf mimicry.

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Did You Know?

Its prothoracic shield is so wide and flat that it earned the nickname "hooded mantis" for its cloak-like appearance.