Color blindness is not always a disadvantage ... there may have actually been some advantage for color-blind early humans—they might have been hunting animals with camouflage,” says Melin. “Or ...

First, bulls are partially colorblind, though not fully color blind. Like all cattle (and most ... according to the book "Improving Animal Welfare: A Practical Approach" by Temple Grandin.

“It’s not a perception problem. It’s not color blindness,” says J. Peter Burbach, a neuroscientist at the University Medical Center Utrecht. What’s missing for MAH is an “understanding ...