Clover Root Weevil vs Common Crane Fly

Side-by-side species comparison

Attribute Clover Root Weevil Common Crane Fly
Scientific Name Sitona obsoletus Tipula oleracea
Order Coleoptera Diptera
Family Curculionidae Tipulidae
Size 3-5 mm 15-25 mm body length
Habitat Grasslands Farmland
Diet Root Feeders Root Feeders
Regions Europe, New Zealand (invasive) Throughout North America, originally from Europe
Conservation Least Concern Least Concern

Clover Root Weevil

A small, grey-brown weevil that feeds on clover roots and nitrogen-fixing nodules. It became a major invasive pest in New Zealand pastures.

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Did You Know?

By destroying nitrogen-fixing root nodules, it reduces pasture fertility, costing New Zealand agriculture hundreds of millions of dollars annually.

Common Crane Fly

A large gray-brown crane fly with extremely long fragile legs that often enters homes in autumn. Its larvae, called leatherjackets, are common turf pests.

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Did You Know?

Despite being frequently mistaken for giant mosquitoes, crane flies cannot bite and most adults never eat at all.