Answer:
Antler size
Explanation:
Female deer actually prefer male deer with a bigger antler size!
Some Southern engineering was used to conduct what is being described as remarkable behavioral research with deer. Specifically, the study addressed whether or not female deer play a role in choosing their mates. He further pointed out that over time there is optimization of traits, and because antlers require a huge nutritional investment, bucks can’t afford to invest more than what’s needed to grow an adequate set of antlers necessary for armament.
