Beebe's second book, "The Bird, Its Form and Function", was published in 1906. This book was a reworking of a manuscript that Beebe had submitted to Henry Holt in 1902, but which Holt had asked him to expand into a major work on birds. In its finished form it represented a new kind of nature writing in that, although it presented technical information about bird biology and evolution, it did so in a way meant to be accessible to a general audience. It also represented an important turning point for Beebe, because in contrast to his youthful fascination with adding animals to his collection, in this book he was beginning to emphasize the importance of wildlife conservation. Regarding the killing of animals for the sole purpose of collecting, the book states: