It's the time of year when Denmark's organic dairy cows come dancing out of their barns and into the fields of spring while thousands of Danes cheer them on. This year, the farmers may be dancing too ...

Add Yahoo as a preferred source to see more of our stories on Google. Have you ever looked at a field full of cows and wondered if they were truly happy? We mean, they seem happy but how do you know?

Pip and Merry, 8-month-old calves, kick up their heels to celebrate tender spring grass at Miles Smith Farm. Credit: Carole Soule / Courtesy Sign up for the Concord Monitor’s morning newsletter for ...