[dropcap]S[/dropcap]ome generous soul left a very nice hard cover book in my mailbox:  “On The Wing: To the edge of the earth with the peregrine falcon.”  I’ve just started reading the book, but it did prompt me to do a bit of research on the peregrine falcon, also known in Latin as Falco peregrinus, or “wandering falcon.”

And this is a bird that wanders, having a worldwide range more extensive than that of any other bird.  It inhabits all the continents except An...