The longer the better: evidence that narwhal tusks are sexually selected
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DOI: 10.1098/rsbl.2019.0950
Abstract: Once thought to be the magical horn of a unicorn, narwhal tusks are one of the most charismatic structures in biology. Despite years of speculation, little is known about the tusk's function, because narwhals spend… read more here.
Keywords: narwhal tusks; longer better; better evidence; biology ... See more keywords