Add Yahoo as a preferred source to see more of our stories on Google. You know, we've never thought about the first time a cow moos. It just seemed like something they innately knew how to do. But man ...

We all learned it as kids: Old MacDonald has a farm and on that farm he has a cow that says “moo.” But why? Why do cows moo? Whenever I’m out reporting in the field I can tell many ranchers have a ...

If you’ve ever been near a herd of mooing cows, it might have sounded like all their moos were the same. But just as each person’s voice is a little different, so is each cow’s moo. Human ears might ...

How lucky we are that conservative watchdogs are out there to protect us from "Click, Clack, Moo"? In not many pages and a kid-friendly font, "Click, Clack, Moo: Cows That Type" tells the story of ...

You know, we've never thought about the first time a cow moos. It just seemed like something they innately knew how to do. But man oh man were we wrong! Cows have to “find” their moo — it’s a whole ...