Mountain Long-legged Fly vs Chinese Water Penny Beetle

Side-by-side species comparison

Attribute Mountain Long-legged Fly Chinese Water Penny Beetle
Scientific Name Dolichopus alpinus Eubrianax pellucidus
Order Diptera Coleoptera
Family Dolichopodidae Psephenidae
Size 4-6 mm body length 4-6 mm
Habitat Meadows Rivers & Streams
Diet Omnivores Omnivores
Regions Alps, Central European mountains China
Conservation Least Concern Not Evaluated

Mountain Long-legged Fly

A metallic green fly with long legs found in damp alpine meadows. Males perform elaborate courtship displays using their ornamental leg scales.

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Did You Know?

Males wave their decorated legs like flags during courtship to impress females.

Chinese Water Penny Beetle

A water penny beetle found in southern China whose translucent larval margins allow gas exchange with the water. Adults live only a few days.

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Did You Know?

The translucent edges of its larval body act as gill-like structures for underwater respiration.