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Polyandrous

Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025

Definition

Polyandrous describes a mating system where a female has multiple male partners simultaneously or sequentially. This behavior can be observed in various animal species and is often linked to specific ecological and evolutionary advantages.

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5 Must Know Facts For Your Next Test

  1. Polyandry can increase genetic diversity within offspring, enhancing their survival chances.
  2. In some species, polyandrous behavior ensures that females receive adequate resources from multiple males.
  3. Polyandry is relatively rare compared to other mating systems like monogamy and polygyny.
  4. Certain environmental conditions, such as high predation rates, may favor the evolution of polyandrous behavior.
  5. Examples of polyandrous species include certain birds such as the Jacana and some insects like honeybees.

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