Swamp Darner vs Small Milkweed Bug

Side-by-side species comparison

Attribute Swamp Darner Small Milkweed Bug
Scientific Name Austroaeschna parvistigma Lygaeus kalmii
Order Odonata Hemiptera
Family Aeshnidae Lygaeidae
Size Body 5-6 cm; wingspan 7-8 cm 10-12 mm
Habitat Rivers & Streams Grasslands
Diet Predators Predators
Regions Australia North America
Conservation Least Concern Least Concern

Swamp Darner

A medium-sized brown and blue darner dragonfly found along shaded creeks in southeastern Australia. It has small stigmata on the wings, giving it its scientific name.

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Did You Know?

Males patrol low along creeks in deep shade, a behavior unusual among dragonflies that typically prefer sun.

Small Milkweed Bug

A boldly patterned red-and-black seed bug that feeds on milkweed seeds and sequesters toxic cardiac glycosides. Its warning coloration advertises its chemical defense to predators.

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Did You Know?

It stores milkweed toxins in its body, making it taste terrible to birds and other predators that try to eat it.