Giant Fijian Longhorn vs Tanner Beetle

Side-by-side species comparison

Attribute Giant Fijian Longhorn Tanner Beetle
Scientific Name Xixuthrus heros Prionus coriarius
Order Coleoptera Coleoptera
Family Cerambycidae Cerambycidae
Size 100-150mm 18-45 mm
Habitat Forests Woodlands
Diet Wood Feeders Root Feeders
Regions Oceania Western Europe, Central Europe, Southern Europe
Conservation Endangered Least Concern

Giant Fijian Longhorn

One of the largest living insects endemic to Fiji with a massive dark brown body. It is extremely rare and seldom encountered.

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Did You Know?

It is so rare that only a handful of specimens exist in museum collections and live sightings are considered extraordinary.

Tanner Beetle

A large, robust, dark brown longhorn beetle that flies noisily at dusk. Its powerful larvae bore into the roots of deciduous trees for up to four years.

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Did You Know?

Males produce a squeaking sound by rubbing their thorax against their head when handled.