Biologists have long wondered why caribou are the only deer in the world in which females—like males—have antlers. A study of shed antlers collected from calving grounds in the Arctic National ...
Why do female reindeer have antlers? It’s a question that has long perplexed scientists, since reindeer (Rangifer tarandus)—also known as caribou—are the only species of deer whose cows sport the bony ...