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veteranarians just discovered that dogs are not color blind. they can see colors just like humans can. they discovered this by having dogs sort colored photos. most animals that are color blind are nocturnal animals and some fish.
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wiki.answers.com/Q/Are_dogs_color_blind_or_can_they_see...
wiki.answers.com/Q/Are_dogs_color_blind_or_can_they_see_only_certain_colors
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Color Blindness views through Colorblind Eyes ... Conclusion: Dogs are green-blind which is one form of red-green color blindness also called deuteranopia. ... Fleas see UV -blue because they evolved under a different colored sun. Before our sun or earth is destroyed we may have life-forms which see differently.
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www.colblindor.com/2007/02/27/can-dogs-see-colors/
www.colblindor.com/2007/02/27/can-dogs-see-colors/
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Dogs can see color, but when you hear people say that dogs are color-blind, it is somewhat accurate. Most people's vision is trichromatic or capable of three-color variations. This means that most humans have three kinds of color cells, with three different receptor molecules sensitive to blue, greenish-yellow, and red.
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www.bothel.com/dogs/dogcolor.htm
www.bothel.com/dogs/dogcolor.htm
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Dogs do see in color, but their perception of color is not the same as it is for people. They cannot distinguish between red MORE?
http://www.chacha.com/question/are-dogs-colored-blind
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It is not true that dogs are completely colorblind. While dogs do not have the same color vision as humans, they are able to tell yellow from blue. Like a human with red-green colorblindness, they are unable to tell the difference between red and green. ... Can dogs see color? by David the Dogman;
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www.certificate.net/wwio/pet0210010.shtml
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They showed the dogs three screens lit up from behind with colored lights--two of one color, the third of a different color. The mutts got the pellet if they poked the odd-colored screen with their noses. ... Are or are not cats and dogs really color-blind? How do they know?
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www.straightdope.com/columns/read/366/are-cats-and-dogs...
www.straightdope.com/columns/read/366/are-cats-and-dogs-really-color-blind-how-do-they-know
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Question: A third grade boy would like to know: Are there any animals that are not color blind? Joan of Arc Answer 1: A general rule of thumb is if the male or female of a species is brightly colored then that species is probably not color blind. ... I believe that all the primates also see color as well as dogs, cats,
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www.newton.dep.anl.gov/askasci/bio99/bio99425.htm
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NEWTON is an electronic community for Science, Math, and Computer Science K-12 Educators. Argonne National Laboratory, Division of Educational Programs, Harold Myron, Ph.D., Division Director. ... Ask A Scientist© Biology Archive...
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www.newton.dep.anl.gov/askasci/bio99/bio99929.htm
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Are dogs colored blind? ... No, dogs can see primary colors (red, yellow, & blue). Cornell University concluded that they are not color blind as once thought. ... They nearly killed a blind women’s guide dog on two separate occasions. Because the attorneys allowed the dogs to escalate their aggression this lead to the killing...
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www.bulliray.com/FAQ/faq.htm
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