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Published online 1 May 2003 | Nature | doi:10.1038/news030428-13
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Chemical coat prompts ants to find food
Patrol workers with the right chemistry influence their foraging fellows.
Ants look for a cocktail of chemicals on their fellows to decide when it's time to go hunting for food, a new study shows1.
Foragers of the red harvester ant (Pogonomyrmex barbatus) only set out if other workers have come back safely from a trip outside the nest.
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