Deep Look

Why Reindeer and Their Cousins are Total Boneheads

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.

Why Reindeer and Their Cousins are Total Boneheads

3m 45s

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.

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