Dr. Michael Eisenberg is a fertility specialist at Stanford Medicine, so one must assume he knows his sh*t. He claims the average penis length has increased 24% in the past 30 years
to 5.5 inches. No, go ahead and check, we'll wait.
Happy to have you back. So the bad news is: this is bad news. Turns out despite the size, there's a lot less sperm in these whales. And testosterone is on the way down too. So, motion of the ocean and all that.