Pretty in Pink

Looks like most of Sarah's wardrobe serves an evolutionary purpose. Evidently, there's a universal preference for blue, but women, in the division of labor, started preferring pink as well.

Researchers said these differences may have a basis in evolution in which females developed a preference for reddish colors associated with riper fruit and healthier faces.
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For men, thinking about colours was less important because as hunters they just needed to spot something dark and shoot it, Hurlbert said.

As for Eve, Hurlbert added, maybe there was a different reason she picked that apple.

"Red was the colour of a good ripe fruit," Hurlbert said.