amorenextdoor
amorenextdoor
22.02.2021 • 
Biology

Why is the scrotum external on most male mammals? serves as a climate-control mechanism of heating for the production of healthy sperm
allows for the cooler temperatures needed for the production of the hormones in a male mammal
serves as a climate-control mechanism of cooling for the production of healthy sperm
allows air to circulate around this organ to help oxygenate the developing sperm

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