Polyandry in animals
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In behavioral ecology, polyandry is a class of mating system where one female mates with several males in a breeding season. Polyandry is often compared to the polygyny system based on the cost and be
Jacana spinosa – Palo Verde National Park, Costa Rica
The queen bee is usually the only female bee within a hive reproducing with drones, which often come from various hives. She mothers most or all offspring within a given hive.
Female sperm storage
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Female sperm storage is a biological process and often a type of sexual selection in which sperm cells transferred to a female during mating are temporarily retained within a specific part of the repr
Sperm storage organs in the fruit fly Drosophila melanogaster. Female was first mated with GFP-male and then re-mated with RFP-male.