Please be sure to like this video and subscribe to my channel. To see a full list of Glenn’s equipment visit – http://www.glennbartley.com/naturephotography/articles/gear.htm Glenn uses Canon Equipment including: – Canon 7D Digital Camera Body – Canon 600mm f/4 IS – Canon 400mm f/5.6 – Canon 300mm f/4 – Canon 580EX Flash Glenn Bartley is a…