Add Yahoo as a preferred source to see more of our stories on Google. Have you ever heard a chicken sing the “egg song”? It’s the tune hens proudly belt out after laying an egg, often leading the rest ...

Have you ever heard a chicken sing the “egg song”? It’s the tune hens proudly belt out after laying an egg, often leading the rest of the flock to join in and celebrate. But for Cookie the Silkie, ...