Probably not as a rule, there are a lot of different reasons for a cow to be tough, surprisingly, the best piece of meat I ever enjoyed was from an old milk cow. I don't think that blindness is a reason in itself for the meat to be tough, unless you are teaching her to read. That might be kinda tough.
NO
It rhymes with tough
Both are Red-Green colour blind (dichromats)
Yes it is.
No, not all herbivores are blind. Goats and cows are not generally blind unless it is from a birth defect.
None of them.
Buffalo hide is a bit stronger than cow hide. Sometimes deer hide or lamb hide is used but they are not as tough as cow hide.
Pot roast is typically obtained from the shoulder area of the cow. Other tough cuts such as chuck steak and boneless chuck roast also come from this area.
It translates as "The Blind Cow," and that is what it is about. A cow who is isolated from her companions, and kind of lost... trying to do normal things, but having a hard time, because she is blind. This lecture offers interesting insights... the treatment of this poem is on page 8 of the pdf. http://www.anglo-catalan.org/op/lectures/lecture03.pdf
cow's blood
because they didnt have anything else, and it was rain-proof, and it kept the wind out. it was very tough
The cow has a blind spot on the lining of the eye. The cow's eye actually has the muscle change the size of it's pupil, as well as changing the amount of light that can be entered in the eye.