What type of mimicry involves a harmless species mimicking a harmful one?

Prepare for ASU BIO 345 Evolution Exam 2. Utilize flashcards and multiple choice questions with explanations. Enhance your understanding and increase your chances of success!

Batesian mimicry is a form of mimicry where a harmless species evolves to resemble a harmful or poisonous species in order to avoid predation. This resemblance typically provides the harmless species with an advantage, as potential predators might avoid them, mistaking them for the unpalatable species. The core idea behind Batesian mimicry is that the mimic (the harmless species) benefits from the reputation of the model (the harmful species), thus enhancing its chances of survival.

In contrast, Müllerian mimicry involves two or more unpalatable species that evolve to resemble each other, reinforcing the avoidance behavior in predators without one species having to rely on the harmful reputation of another. Aggressive mimicry refers to predators or parasites mimicking a harmless or beneficial species to deceive their prey or hosts. Automimicry involves a situation where a species mimics another part of itself or different individuals of the same species, which does not fit the scenario of a harmless species resembling a harmful one. This context underscores the distinct roles played by different forms of mimicry in evolutionary biology.

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