"Scientists believe this evolved solely because it's awesome" Nonsense, as Darwin would say. This ability obviously evolved as a defense against the pigs and their new found ability to wield weapons: https://www.sciencemag.org/news/2019/10/pigs-caught-video-using-tools-first-time
If pigs were really smart they'd evolve so that their bellies were not made of delicious bacon and their butts were not made of delicious ham and pulled pork.
Also Wombats and Platypuses. https://www.abc.net.au/news/2020-11-26/glow-in-the-dark-marsupials-surprise-scientists-biofluorescence/12910820 https://www.sciencealert.com/the-australian-platypus-is-the-latest-mammal-discovered-with-fluorescent-fur
You won't hear about this on mainstream media: https://twitter.com/michaelkeyes/status/1060701578473152512
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