14 pink animals that wow and woo

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Domestic pigs

With domestic pigs, some pigs are black because they overproduce the pigment eumelanin, while pink pigs don't make any melanin at all and end up a "default" pink. But here's what's fascinating: Pigs evolved interesting coat colors only after domestication because of a human penchant for novelty, according to a study looking at wild and domestic pigs. As it turns out, pink pigs would not have survived in the wild long enough – because they would be easily detected by predators – to allow for the pink-producing mutations to have occurred.

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