Northern Corn Rootworm vs South American Tortoise Beetle

Side-by-side species comparison

Attribute Northern Corn Rootworm South American Tortoise Beetle
Scientific Name Diabrotica barberi Stolas coalita
Order Coleoptera Coleoptera
Family Chrysomelidae Chrysomelidae
Size 4-6 mm 10-14 mm
Habitat Farmland Forests
Diet Root Feeders Herbivores
Regions North America South America
Conservation Not Evaluated Least Concern

Northern Corn Rootworm

A pale green beetle whose larvae attack corn root systems. It can survive crop rotation by extending egg diapause for two years.

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Did You Know?

Its eggs can remain dormant in soil for over two years, defeating traditional crop rotation strategies.

South American Tortoise Beetle

A moderately large tortoise beetle with a distinctive pattern of dark markings on a lighter background, with broadly expanded elytral margins. Found in tropical South American forests.

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Did You Know?

The broadly expanded margins of its shell-like body can be pressed flat against a leaf surface, creating a sealed edge that is nearly impossible for predators to breach.