Clover Root Weevil vs Eastern Hercules Flower Beetle

Side-by-side species comparison

Attribute Clover Root Weevil Eastern Hercules Flower Beetle
Scientific Name Sitona obsoletus Mecynorrhina polyphemus
Order Coleoptera Coleoptera
Family Curculionidae Scarabaeidae
Size 3-5 mm 40-80 mm
Habitat Grasslands Forests
Diet Root Feeders Sap Feeders
Regions Europe, New Zealand (invasive) West and Central Africa
Conservation Least Concern Not Evaluated

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.

Eastern Hercules Flower Beetle

A large African flower beetle with variable coloration from green to brown. Males have a short forked horn on the head.

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Did You Know?

Named after the cyclops Polyphemus due to the single horn on the male's head resembling a central eye.