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A Planet Earth II sequence from Christmas Island, where invasive yellow crazy ants attack red crabs with formic acid. A sobering example of how an introduced species can upset an ecosystem.
Written by us. YouTube's own title appears below when available.
Species
yellow crazy ant, red crab
Review
Checked by an AI assistant using the publisher, description and sample frames, then approved by the site owner. Not yet watched in full by a person. (2026-11-05)