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Asian Weaver Ant

Oecophylla smaragdina


Oecophylla smaragdina (common names include weaver ant, green ant, green tree ant, semut rangrang, semut kerangga, and orange gaster) is a species of arboreal ant found in tropical Asia and Australia. These ants form colonies with multiple nests in trees, each nest being made of leaves stitched together using the silk produced by the ant larvae.


Widespread distribution in tropical Asia and Australia, its range extending from India through Indonesia and the Philippines to Northern Territory and Queensland in Australia. It is an arboreal species, making its nests among the foliage of trees.


Usually found them on mango trees and they spray formic acid as defense mechanism which smell unpleasant.

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Francis Floe
Spotted by
Francis Floe

Iloilo City, Western Visayas, Philippines

Spotted on Feb 23, 2021
Submitted on Jun 8, 2021

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