What are blood feathers?

Blood feathers refer to feathers that are still in the process of growing and have a blood supply through their shaft, which is crucial for their development. During the growth phase, these feathers, also known as "pin feathers," are encased in a sheath that protects them. The blood vessels supply nutrients and support the feather's growth, and this is particularly important for healthy feather development in birds.

As they mature, blood feathers gradually dry out and the blood supply ceases. Once fully developed, they become rigid and take on their full color, transitioning into mature feathers that no longer have a blood supply. Understanding the role of blood feathers is essential for falconers, as they play a significant part in a bird's health and grooming needs.