Bird photography—or any wildlife photography, really—is one of the most expensive genres you can get into. A professional birding setup can easily cost you $20,000+. But can you can similar results for 10x less? Bird photographer Jan Wegener decided to find out. In the video above, Wegener put his ~$20,000 setup—Canon 5D Mark IV, Canon EF 600mm f/4L IS II USM, Gitzo Tripod, Wimberley Gimbal Head, and some flash accessories—up against a ~$2,000 kit consisting of a used Canon 5D…