I haven't read it myself as yet, but "Flyaway" is a highly-rated 2009 volume about the life and times and experiences of a wild bird rehabililtator, Suzie Gilbert. Newly-out in paperback.
a Web review of it here:
http://10000birds.com/review-of-flyaway-by-suzie-gilbert.htm
and some more on Suzie Gilbert here:
http://www.mnn.com/lifestyle/arts-culture/stories/flyaway
"Flyaway" a