Sunburst Diving Beetle vs Urussov's Sawyer

Side-by-side species comparison

Attribute Sunburst Diving Beetle Urussov's Sawyer
Scientific Name Thermonectus marmoratus Monochamus urussovii
Order Coleoptera Coleoptera
Family Dytiscidae Cerambycidae
Size 12-15 mm 20-35 mm
Habitat Ponds & Lakes Forests
Diet Omnivores Wood Feeders
Regions Southwestern North America, Mexico Russia (Siberia, Urals, Far East), Mongolia
Conservation Least Concern Least Concern

Sunburst Diving Beetle

A striking yellow-and-black spotted diving beetle from the American Southwest and Mexico. Its larvae have been discovered to possess bifocal lenses in their eyes.

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Did You Know?

Its larvae are the first animals discovered to have true bifocal eyes, with two focal lengths in a single lens.

Urussov's Sawyer

A large dark brown longhorn beetle with greyish pubescence, distributed across the taiga forests of Russia. It primarily attacks fir and spruce trees weakened by fire or storms. Outbreaks can cause significant forestry losses.

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Did You Know?

After major forest fires, populations can explode and attack millions of hectares of weakened stands.