Gray's Thorny Stick Insect vs African Citrus Psyllid

Side-by-side species comparison

Attribute Gray's Thorny Stick Insect African Citrus Psyllid
Scientific Name Haaniella grayii Trioza erytreae
Order Phasmatodea Hemiptera
Family Heteropterygidae Triozidae
Size 8-12 cm 2-3 mm
Habitat Forests Orchards
Diet Herbivores Herbivores
Regions Malaysia (Borneo), Brunei Sub-Saharan Africa, Madeira, Canary Islands, Iberian Peninsula (invasive)
Conservation Least Concern Least Concern

Gray's Thorny Stick Insect

A large thorny stick insect named after the zoologist John Edward Gray. It inhabits the dense rainforests of Borneo.

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Did You Know?

Borneo is the center of Heteropterygidae diversity, with more species than any other region.

African Citrus Psyllid

A small brownish psyllid that causes distinctive pit galls on citrus leaves. It vectors the African form of citrus greening disease and is expanding its range into Europe.

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Did You Know?

Unlike the Asian citrus psyllid, this species prefers cooler climates and has been detected in Portugal and Spain, threatening Mediterranean citrus production.