Color Blindness facts
While investigating facts about Color Blindness Test and Color Blindness Glasses, I found out little known, but curios details like:
The reason tigers are orange is because their prey see them as green. Deer, which are the main prey of tigers, are only capable of seeing blue and green light, which effectively renders them color-blind to red. Therefore, to deer, the tigers are seen as green.
how colorblindness works?
Red color blind monkeys who underwent gene therapy by having their eyes injected with a red cone, had their color blindness cured, potentially opening a door for curing color blindness in humans.
What color blindness do i have?
In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across answering what color blindness am i. Here are 50 of the best facts about Color Blindness Types and Color Blindness Symptoms I managed to collect.
what color blindness looks like?
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After a typhoon swept through Microneasian island Pingelap, leaving olny about 20 survivors, 10% of the population is now affected by rare color blindness, because of one male survivor
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Raccoons are very agile tree climbers and do not mind climbing or falling from elevations as high as 40 feet (12 meters).Raccoons have bad eyesight and are color blind, but have great hearing and a great sense of smell.
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Camouflage does not work on color-blind people and for this reason some were picked as snipers
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Color-blindness in humans happens when a person has two visual processing cones instead of the usual three. There is a flipside, that there are people who have a condition known as Tetrachromacy, where someone has four cones, potentially allowing them to see more of the visible spectrum.
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A crayon molder named Emerson Moser worked at Crayola for 45 years and on his last day he revealed that he was color blind
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Ernest "Boots" Thomas, one of the U.S. Marines who raised the flag on Iwo Jima, was able to enlist in spite of being color blind by memorizing the results of another man's test.
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Mr. Rodgers was color blind, he went swimming every morning, and never smoked or drank.
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1 in 10 inhabitants on the island of Pingelap is color blind due to a 'population bottleneck' in 1775 after a catastrophic typhoon swept through the remote island leaving only 20 survivors. One of the survivors was King Nanmwarki Mwanenihsed, patient 0 with the rare Achromatopsia gene.
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There is a philosophical concept called the explanatory gap which is used to describe the inability to describe concepts. For instance, it is impossible to describe a color to a blind person and have them accurately understand and visualize that color.
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Charles Bonnet Syndrome, a medical disorder in which people with total blindness or impaired vision can suddenly hallucinate entire scenes in vivid color as if they were seeing normally, these episodes can last for a few minutes and can even reoccur for years
Color Blindness data charts
For your convenience take a look at Color Blindness figures with stats and charts presented as graphic.
Why color blindness is more common in males?
You can easily fact check why color blindness occurs by examining the linked well-known sources.
Horses have the largest eyes of any land mammal, have excellent day and night vision, but they have two-color, or dichromatic vision; their color vision is somewhat like red-green color blindness in humans, where certain colors, especially red and related colors, appear as a shade of green.
Dr. Jay Neitz cured color blindness in Red-Green Color Blind (dichromatic) Squirrel Monkeys using gene therapy. The monkeys were given a shot which enabled them to distinguish red or green. After successful trials with the monkeys Dr. Neitz awaits NIH/ORDA/FDA approval for human trials. - source
Facebook is mostly blue because Mark Zuckerberg found out via an online test that he is red-green color-blind.
Ray Charles, not only played the piano blind, but was also a keen chess player. His white and black squares had different elevation, and the pieces were shaped differently depending on the color. - source
When does color blindness appear?
Reverse color blindness tests exist where only people who are color blind can see what is hidden in the image.
How color blindness is inherited?
There's a color blind artist who has made himself part cyborg by implanting a light sensor into his brain which allows him to "hear" bone vibrations corresponding to certain light frequencies. He can even hear UV light.
In 2007 There was a White House protest agaist Homeland Security's use of a color code on behalf of people who are color blind
Even a blind chameleon can change colors to blend in with its environment.
Dogs do not only see gray, but actually see the world in a way similar to humans who have red-green color blindness.
Babies have only 8.8 ounces at birth. They will triple their weight in just 8 weeks. Kittens are covered with fur (same color like adult cats) and blind at birth. Babies will open their eyes 6 to 12 days after birth.