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Biology

Chemical Communication and Pheromone Signaling in Social Insects

Quick fact

A single ant colony can coordinate foraging over tens of meters using trail pheromones that each ant replenishes, creating a self-reinforcing chemical highway; honeybees release an alarm pheromone called isopentyl acetate, which smells like bananas, to rally thousands of defenders within seconds.

Why this is interesting

You've seen ants march in a perfect line to a crumb, but have you ever wondered how they all know exactly where to go? The answer is written in invisible chemical messages that ants, bees, and termites use to run their societies - a silent language far older than any human signal.