Steel-blue Woodwasp vs Yellow Crazy Ant

Side-by-side species comparison

Attribute Steel-blue Woodwasp Yellow Crazy Ant
Scientific Name Sirex cyaneus Anoplolepis gracilipes
Order Hymenoptera Hymenoptera
Family Siricidae Formicidae
Size 12–28 mm 4-5 mm
Habitat Mountains Beaches & Coastal
Diet Wood Feeders Fruit Feeders
Regions Europe Southeast Asia, Pacific Islands, Indian Ocean Islands, Australia
Conservation Not Evaluated Not Evaluated

Steel-blue Woodwasp

A metallic blue woodwasp native to Europe that breeds in fir and spruce. It is closely related to the more destructive Sirex noctilio.

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Did You Know?

Unlike its relative Sirex noctilio, this species rarely causes significant economic damage to forestry.

Yellow Crazy Ant

A long-legged, fast-moving invasive ant named for its erratic running pattern. They form supercolonies with multiple queens that can devastate island ecosystems.

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Did You Know?

On Christmas Island they killed millions of native red crabs, fundamentally altering the island's entire ecosystem.