It is a well-documented fact that guys will not ask for directions. This is a biological thing. This is why it takes several million sperm cells... to locate a female egg, despite the fact that the egg is, relative to them, the size of Wisconsin.

Barry riffs on a familiar gender stereotype—men’s reluctance to ask for directions—by mock-“proving” it with a pseudo-biological analogy. The humor comes from treating a social habit as an immutable evolutionary trait, then escalating the logic to absurdity: if males won’t ask for directions, even sperm must bumble around despite an overwhelmingly obvious target. The Wisconsin comparison is classic Barry hyperbole, using an incongruous, concrete scale to make the scientific-sounding claim feel vividly ridiculous. The joke satirizes both macho pride and the human tendency to rationalize behavior with simplistic “it’s biology” explanations.