Bird photography upgrade from Canon 7D mkii + Sigma 150-600mm?
Bird photography upgrade from Canon 7D mkii + Sigma 150-600mm? I want to upgrade my bird photography set up, but overwhelmed by choice. I currently have a Canon 7D Mark ii and a Sigma 150-600mm Contemporary. I'm relatively happy with it, but I think it falls short in image sharpness and low-light noise. I think I am approaching the shutter limit of the camera body, so I will be forced to buy a new body r...