An important part of phenology is migration. As birds begin to migrate south in the fall, it is fun to learn to identify them in the air. You can learn to identify some easy species by reading the post at http://baypoll.blogspot.com/2011/08/birds-in-flight-easy-ones.html.
If you go back to August and September 2010 from the Baypoll Blog, you can also learn to identify other migrants in flight.
Then after Hurricane Irene blows through the region, go out an practice!