The other type of cone cells perceive medium to long wavelengths at around nm yellowish-green. Since red light has a wavelength of around nm, the bulls would only be able to see the capes in shades of grey. Vote count:. No ratings so far! Be the first to rate this wisdom biscuit.
Bite-sized knowledge for the hungrily curious. Feed Popular Liked Topics. Share Wisdom. Why do bullfighters use red capes? But maybe the reason bulls charge has nothing to do with the color of the cape, and the red has a much more violent purpose.
The following is a transcript of the video. You've seen this before. The matador waves his red cape and the bull charges! What's the deal, bull? What do you have against the color red? A Matador's cape is called a muleta and they have a good, but gruesome reason for their color. You see, bulls can't actually see red. Like all cattle, they're color blind to it.
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