Sometimes, security software can get in the way and block your scanner’s communication with your computer. If you suspect this might be the case, try temporarily turning off your firewall or antivirus (or adding an exception for the scanner program) ...
I would recommend this thread to anyone interested in photography or bird watching. It is an excellent resource for learning about photography and getting feedback on your work.
Beautiful photographs. One of my most favorite photographic birds is Blue Herons. They travel slowly and are big enough to look nice at long distances.