Thứ Tư, 29 tháng 8, 2012

Can dogs tell the difference between red and blue?

I know they are not color blind and they see differently than humans, but they can tell the difference between red and blue right?

4 nhận xét:

  1. They are color blind
    ANIMAL THE COLORS THEY SEE
    SPIDERS (jumping spiders) ULTRAVIOLET AND GREEN
    INSECTS (bees) ULTRAVIOLET, BLUE, YELLOW
    CRUSTACEANS (crayfish) BLUE AND RED
    CEPHALOPODS (octopi and squids) BLUE ONLY
    FISH MOST SEE JUST TWO COLORS
    AMPHIBIANS (frogs) MOST SEE SOME COLOR
    REPTILES (snakes) SOME COLOR AND INFRARED
    BIRDS FIVE TO SEVEN COLORS
    MAMMALS (cats) TWO COLORS BUT WEAKLY
    MAMMALS (dogs) TWO COLORS BUT WEAKLY
    MAMMALS (squirrel) BLUES AND YELLOWS
    MAMMALS (primates-apes and chimps) SAME AS HUMANS
    MAMMALS (African monkeys) SAME AS HUMANS
    MAMMALS (South American monkeys) CAN'T SEE RED WELL

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  2. Doga are color blind so all they see are shades of gray

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