♻️ap environmental science review

Linepithema humile

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

Linepithema humile, also known as the Argentine ant, is a small brown ant native to South America but has become a widespread invasive pest in many parts of the world. They form large colonies and are known for their aggressive behavior towards other ant species.

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