@Debuski @MeanwhileinCanada They don't land, they just swoop down and snatch the prey and climb again. In this case it looks like the tips of the wings just brushed the snow as it made the grab. They have great hearing and can pinpoint the location of a sound accurately.
@MeanwhileinCanada @beecycling yes I know. But this doesn’t look like the wings brushed at all, that would show movement. This shows passiveness. It’s a drawing