The Bird With Four Sexes
10,000 Birds
DECEMBER 20, 2016
For example, in rats (as in “lab rat”) if the mother of a nominally (genetically) male offspring does not repeatedly lick the anogenital region of the pup, the usual cascade of hormones and hormone induced changes, involving androgens, will not occur in that individual and the final outcome will not be a rat that will mount and mate with a female.
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