Deer of the World. Their Evolution, Behavior and Ecology by Valerius Geist

photo credit: etohaholic The deer’s big appetite for highly digestible, nutrients-rich forage apparently drove its evolution. The growth of large antlers demands such forage, particularly in large-bodied species; antlers grow with proportion to the body. Generally, the larger the body of a species the larger is its antlers. The bone-forming antlers demand calcium and phosphate [...] Read more »