How Do Reindeer and Elk Get Their Astounding Antlers? | Deep Look

Published on Dec 6, 2016 Deep Look

"What if you had to grow 20 pounds of bone on your forehead each year just to find a mate? In a bloody, itchy process, males of the deer family grow a new set of antlers every year, use them to fend off the competition, and lose their impressive crowns when breeding season ends."