He was sitting in a large tree about 100 feet up.
I thought it would come down to the pond for a drink.
Northern Flickers generally nest in holes in trees like other woodpeckers. Occasionally, they’ve been found nesting in old, earthen burrows vacated by Belted Kingfishers or Bank Swallows.
source - https://www.allaboutbirds.org/guide/Northern_Flicker/lifehistory