Need a refresher on how to tell the Plovers from the Peeps? Are you baffled by the Dowitchers? Want to learn how to recognize the juvenile Pectoral Sandpiper or a Red Knot? Matthew's back-to-basics one-session refresher should help you get more out of the late-summer and fall arrival of Shorebirds as well as explain why this season is the best time to look at Shorebirds.