One fun fact about cows

The color red doesn't actually make bulls angry. They are red-green colorblind; the motion of the fabric is what irritates it. You can tell the age of a cow by counting the rings on its horns, similar to a tree. The first cow to fly in an airplane was Elm Farm Olliein (1930)

Cows give more milk when they listen to music. (According to Snapple fun facts)