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alarm pheromone

Learn about this topic in these articles:

chemoreception

  • Chemoreception enables animals to respond to chemicals that can be tasted and smelled in their environments. Many of these chemicals affect behaviours such as food preference and defense.
    In chemoreception: Pheromones

    Alarm pheromones, produced by some animals and best known in insects, have quite different requirements. An alarm pheromone needs high volatility, since it is used to quickly warn other individuals and must rapidly decay from the immediate environment. With a persistent compound the insects would…

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pheromones

  • In pheromone

    Pheromones are also used to signal the presence of danger. A wounded minnow has been shown to release a chemical from specialized epidermal cells that elicits a dispersal response from the school. Pheromones play a role in sexual attraction and copulatory behaviour, and they have been shown to influence the…

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