This is Book 1 in the series. One reason for writing these books came from the need to gather together the hotchpotch array of facts dotted about in bits and pieces all over the Web, and then to add to them facts from my own knowledge and experience. I hope as a result that you'll find more of the facts you're looking for, more easily, in just one place. It also seemed to me in looking at information on the Internet, that articles about animals were often either very "scientific," with headings like "taxonomy" and "societal considerations" at the one extreme, or else over-simple picture books...