I'm unclear what this may be. Not sure we even have ferruginous hawks in the Yukon, but I don't know what else to make of that white undertail, and the largely white underwings. At first I thought golden eagle!
first seen this year
Queen bee digging a burrow at CWS
large backswimmer in warm spring. Common and mating
Large ones are females, smaller ones are males. Identified by S.C. Cannings