South American Brown Stink Bug vs Sugarcane Woolly Aphid

Side-by-side species comparison

Attribute South American Brown Stink Bug Sugarcane Woolly Aphid
Scientific Name Euschistus heros Ceratovacuna lanigera
Order Hemiptera Hemiptera
Family Pentatomidae Aphididae
Size 10-13 mm 1.5-2.5 mm
Habitat Underground Farmland
Diet Seed Feeders Herbivores
Regions Brazil, Argentina, Paraguay, Bolivia South Asia (India, particularly Maharashtra and Karnataka; also Sri Lanka, Bangladesh)
Conservation Least Concern Least Concern

South American Brown Stink Bug

A dull brown shield bug and the most economically damaging stink bug in Brazilian soybean agriculture. It feeds on developing seed pods, causing major yield losses.

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Did You Know?

A single bug feeding on a soybean pod for just one day can reduce seed weight by up to 20 percent.

Sugarcane Woolly Aphid

A small aphid covered in white woolly wax secretions that forms dense colonies on the undersides of sugarcane leaves. Heavy infestations reduce cane juice quality and sugar recovery in mills.

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Did You Know?

A major outbreak of this pest devastated the Indian sugarcane crop in 2002-2004 before biological control with parasitoid wasps brought it under control.