Female red squirrels are so promiscuous that they sometimes mate with up to 14 males in a single day, new research finds. The reason, according to a study in the latest Royal Society Journal Biology ...
Behavioral Ecology and Sociobiology, Vol. 75, No. 6 (June 2021), pp. 1-15 (15 pages) Acoustic signals are one of the reproductive isolation mechanisms that can be a driving force for speciation.
Researchers have found that female red squirrels showed high levels of multimale mating and would even mate with males that had similar genetic relatedness, basically mating with their relatives.
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