Churchill, Manitoba on Canada’s Hudson Bay is the most easily accessible birding site for tundra and subarctic breeders in North America. Standing on pre-Cambrian rocks on Cape Merry at the mouth of the Churchill River we watch Parasitic Jaegers chasing Arctic Terns, rafts of scoters, migrating Red-throated and Pacific loons, as well as groups of gulls where we have the opportunity of seeing….