Japanese Emperor Dragonfly vs Hairy Dragonfly

Side-by-side species comparison

Attribute Japanese Emperor Dragonfly Hairy Dragonfly
Scientific Name Anax parthenope julius Brachytron pratense
Order Odonata Odonata
Family Aeshnidae Aeshnidae
Size 70-80 mm body length 54-63mm
Habitat Wetlands Wetlands
Diet Predators Predators
Regions East Asia, Japan/Korea Europe
Conservation Least Concern Least Concern

Japanese Emperor Dragonfly

A large hawker dragonfly and one of the most powerful aerial predators in Japanese wetlands. Known as 'gin-yanma' for its silvery-blue markings. Males patrol territories aggressively over ponds.

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Did You Know?

This dragonfly can fly at speeds exceeding 30 km/h and catch prey in mid-air using its legs as a basket-like scoop.

Hairy Dragonfly

The earliest-emerging hawker dragonfly in Europe, with a distinctively hairy thorax. Males have blue and green markings on a dark body. It flies along ditches and reed-fringed waterways.

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Did You Know?

It emerges up to two months earlier than other hawkers, giving it exclusive access to spring insect prey.