Category Archives: Chicken Eggs

What Causes a Double-Shell Egg?

What Causes a Double-Shell Egg?

If one of your hens lays a super big egg, it likely contains another egg inside. Such an egg is called a double egg or a double-shell egg and is the result of a reverse peristalsis contraction.   How an Egg Is Laid To understand how this happens, you need to know how an egg… Continue Reading

Unraveling the Mystery of a Hen’s Egg Song

Unraveling the Mystery of a Hen’s Egg Song

If you’ve spent much time around chickens, you’ve probably noticed that these birds can be surprisingly vocal creatures. Roosters may have earned a reputation for crowing at sunrise, but you can often hear hens clucking and squawking to one another as well. In fact, recent research suggests that chickens are capable of making as many… Continue Reading