Oleander Aphid vs Bronze Orange Bug

Side-by-side species comparison

Attribute Oleander Aphid Bronze Orange Bug
Scientific Name Aphis nerii Musgraveia sulciventris
Order Hemiptera Hemiptera
Family Aphididae Tessaratomidae
Size 1.5-2.5 mm 20-25 mm
Habitat Underground Orchards
Diet Sap Feeders Sap Feeders
Regions Worldwide in tropical and warm temperate regions Eastern Australia
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.

Bronze Orange Bug

A large, bronze-colored shield bug that is a pest of citrus trees in eastern Australia. Nymphs are bright green and change to bronze as they mature. It can squirt a foul-smelling, burning liquid at perceived threats.

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Did You Know?

Its defensive spray can cause skin burns and temporary blindness, and Australian gardeners are advised to wear eye protection when handling infested citrus trees.