The photos were made using a Canon 100-400 mm M2 lens and 7D M2 camera. 400 mm is most often inadequate for bird photography. The above photograph is about a 70% crop of the original composition. However, the lens is sharp enough! Listen to the story of this winterish afternoon:
Correction [26-03-2019] This bird is not the Peregrine Falcon. It’s an Osprey. Ospreys don’t fly at 300 km/hr.