Trilobites: Deer Antlers Couldn’t Grow So Fast Without These Genes
Every spring, male deer undertake a unique biological ritual: sprouting and rapidly regrowing their massive, spiky antlers. A complex matrix of bone, living tissue and nerve endings, deer antlers can reach 50 inches long and weigh more than 20 pounds before they are shed in winter. Not only are the antlers useful in attracting mates…