Oleander Aphid vs Short-winged Mold Beetle

Side-by-side species comparison

Attribute Oleander Aphid Short-winged Mold Beetle
Scientific Name Aphis nerii Pselaphus heisei
Order Hemiptera Coleoptera
Family Aphididae Staphylinidae
Size 1.5-2.5 mm 1.5-2 mm
Habitat Underground Underground
Diet Sap Feeders Detritivores
Regions Worldwide in tropical and warm temperate regions Europe
Conservation Least Concern Least Concern

Oleander Aphid

A bright yellow aphid with black cornicles and legs that feeds on oleander, milkweed, and other plants containing toxic cardiac glycosides. It sequesters these toxins for its own defense.

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Did You Know?

Its bright yellow color serves as aposematic warning coloration because it sequesters cardiac glycosides from its host plants, making it toxic to most predators.

Short-winged Mold Beetle

A tiny rove beetle with clubbed antennae that feeds on mites in leaf litter and soil. Its short wing cases and ant-like body make it distinctive.

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Did You Know?

It possesses specialized antennal clubs covered in sensory pits used for detecting prey in total darkness.