4 ms·

Probably more useful than the naked eye in many cases. The colors our eyes can see mostly evolved to detect ripe fruit, not diseased tissue.

• thaumasiotes 8y ago
  On the contrary, finding edible food is certainly important, but avoiding poisonous/diseased food is even more important.
  • DEADBEEFC0FFEE 8y ago
    If we can detect ripe, surely we can infer not ripe.
    • infectoid 8y ago
      There's probably an app for that.
• lurquer 8y ago
  Why did fruit evolve to change colors when ripe?
  • ttsda 8y ago
    In many cases so animals would eat them, digest the seeds, and poop them out somewhere else.
    • lurquer 8y ago
      Why did animals evolve an attraction to ripe-colored fruit?