""The Structure Of The Bill And Hairs Of Ornithorhychus Paradoxus: With A Discussion Of The Homologies And Origin Of Mammalian Hair"" is a book written by Edward Bagnall Poulton in 1894. The book is a detailed scientific study of the anatomy and physiology of the bill and hairs of the Ornithorhynchus Paradoxus, commonly known as the platypus. The author explores the structure of the bill and the unique characteristics of the platypus's hair, and discusses...