Are horses color blind?

Question

What did oprah get plastic sugery for

Answer 1

Studies have shown that horses can see some colours in the visible light spectrum. They have two types of cone cells that enable them to see red and blue light, although there is some debate about this:

Answer 2

Is oprah a horse who took a plastic surgery?

Anyway, first you have to be a horse, then you have to look in front of you, then if you see gray images dont panic, setup the windows appearance into colored. Then get some ishihara test kit and call all horses for examination, but to do this, you have to teach them human speech to respond to the test.