Nature's Wildest Weapons:...
BBC FOUR
Saturday 1 June 2019 19:00 - 20:00 (60 mins)
...Horns, Tusks and Antlers. Professor Doug Emlen discovers the secrets of nature's arms races, what triggers them and what they can teach us about the most formidable weapons on earth - our own. [S]
Nature's Wildest Weapons:... may be available on playback
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