The Amazing Avian Beak: Anatomy And Common Disorders
The avian beak is a complex, remarkable organ composed of bone, vascular layers, keratin, dermis and a germinative layer. It continues to grow throughout the bird’s life and is constantly worn down by feeding, grooming, climbing, chewing and rubbing. The rate of keratin replacement depends upon the use of the beak.The beak is also known … Read more