Sometimes you can add a bird to your list while you are sleeping. This is not a feat of somnambulating, but a feat of taxonomy. Those busy people who hover over the Class Aves like
hummingbirds at a trumpet flower -- the avian taxonomists -- are continually revising their notions of where each particular species ends and the next one begins. They do this based on
their research into things like breeding behavior, vocalization, DNA.
For a listing of chapters that includes each bird's name, click on Random Footnotes.
All is journey, and in this case, 30 journeys. We can make these particular journeys riding webbook or ebook. The complete ebook, sans ads of course, is available now for purchase: Click here. The introductory web posting of the first two chapters is in full. Click Additional for other postings.
Birds treated, but not featured (see Photo Credits):