But even though we know that these differences occur, 66 percent of the brain research that begins in animals is done in either male animals or animals in whom the sex is not identified.
Por edhe pse dime qe keto dallime ekzistojne, 66 perqind e kerkimit ne tru qe fillon tek kafshet behet ose ne kafshe meshkuj ose ne kafshe me gjini te paidentifikuar.