Except cows can see colour. They only have 2 types of colour receptors in their eyes, compared to humans 3, (missing the red one, from what I gather with 30 sec of googling?) so their colour vision is much more limited compared to ours, but they are not colour blind.
Except cows can see colour. They only have 2 types of colour receptors in their eyes, compared to humans 3, (missing the red one, from what I gather with 30 sec of googling?) so their colour vision is much more limited compared to ours, but they are not colour blind.
“Colour blind” humans can also often see some colours