To kick off our Migration blog coverage, we’re taking to the skies with a Rafflecopter giveaway event!
How to win? There are numerous ways to win, including liking any of the three books Facebook pages, emailing us at email@example.com, signing up for our email alerts for Bird and Natural History Titles at http://press.princeton.edu/subscribe/,or tweeting at @PrincetonNature or at any of the author’s Twitter pages (@IDCrossleyGuide or @The WarblerGuide). Just follow the steps in the Rafflecopter box below. The winner will be selected at the beginning of October.