Amazonian Water Scorpion vs Box Bug

Side-by-side species comparison

Attribute Amazonian Water Scorpion Box Bug
Scientific Name Ranatra spp. Gonocerus acuteangulatus
Order Hemiptera Hemiptera
Family Nepidae Coreidae
Size 30-50 mm including siphon 11-14 mm
Habitat Ponds & Lakes Heathland
Diet Predators Fruit Feeders
Regions Throughout South America Europe
Conservation Least Concern Least Concern

Amazonian Water Scorpion

A stick-like aquatic bug with an extremely elongated body and long breathing siphon at the rear. It hangs motionless near the surface, ambushing passing prey.

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Did You Know?

Despite the common name, it is not a scorpion at all and is completely harmless to humans though it can deliver a mild prick.

Box Bug

A slender, reddish-brown coreid bug historically restricted to box trees in southern England but now expanding its range northward. It feeds on developing fruits and seeds of box and hawthorn.

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Did You Know?

Once Britain's rarest shieldbug confined to a single box woodland, it has expanded dramatically northward since 2000 due to warming temperatures.