There&#x27;s a crazy theory that human burial, as well as singing and dancing, are an evolutionary defense against large predators.<p><a href="http:&#x2F;&#x2F;www.meltingasphalt.com&#x2F;music-in-human-evolution&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.meltingasphalt.com&#x2F;music-in-human-evolution&#x2F;</a><p>That link is a blog length summary of a book, but the ultra-short version is: if local predators get a taste for human flesh from a corpse, they&#x27;ll come after the living and humans singing and dancing in unision can give the appearance of one large animal to scare off predators.