Cobalt Milkweed Beetle vs Golden Net Ground Beetle

Side-by-side species comparison

Attribute Cobalt Milkweed Beetle Golden Net Ground Beetle
Scientific Name Chrysochus cobaltinus auratus Carabus auratus festivus
Order Coleoptera Coleoptera
Family Chrysomelidae Carabidae
Size 8-11mm 20-26 mm
Habitat Meadows Farmland
Diet Herbivores Predators
Regions North America Southwestern France
Conservation Least Concern Least Concern

Cobalt Milkweed Beetle

A subspecies of the cobalt blue milkweed beetle with slightly more golden-green coloring.

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Did You Know?

The metallic blue and green coloring warns predators that it has sequestered toxic compounds from milkweed.

Golden Net Ground Beetle

A subspecies of the golden ground beetle with particularly vivid metallic green and gold coloring and prominent elytral ridges. It is found in southwestern France.

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Did You Know?

French wine growers have long recognized this beetle as a guardian of their vineyards, where it patrols between vine rows devouring slugs that damage grapes.