Checklist of the Birds of DuPage County: The New Edition
14:24
Mini-Tutorial: The Spring Bird Count
21:46
Mini-Tutorial: Birding By Ear: Grassland Birds
43:48
The Geese are Cackling – An Exploration of Geese of Colorado
9:55
5 pássaros "SECRETOS" que você talvez não saiba que tem no seu quintal!
1:02:46
DBC Meeting: Dixon Waterfowl Refuge with Peter Goodspeed
58:35
DBC Meeting: A Closer Look at Gull Identification with Amar Ayyash
44:05
The life of the forest. Birds
53:54