Cedar Beetle vs Water Scavenger Beetle

Side-by-side species comparison

Attribute Cedar Beetle Water Scavenger Beetle
Scientific Name Sandalus niger Hydrophilus piceus
Order Coleoptera Coleoptera
Family Rhipiceridae Hydrophilidae
Size 15-24 mm 34-48 mm
Habitat Woodlands Ponds & Lakes
Diet Parasitoids Herbivores
Regions North America Europe, Asia
Conservation Least Concern Near Threatened

Cedar Beetle

A parasitoid beetle whose larvae feed on cicada nymphs underground.

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Did You Know?

Adults have no functional mouthparts and live only long enough to mate.

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.