Sumpfohreule - Short-eared Owl
by Werner Oppermann
by Werner Oppermann
Schleiereule - Barn Owl
by Anthony House
Brown Fish Owl at Green Canyon
source: Pinterest
Sperbereule - Northern Hawk Owl
by ErikEK
Nordischer Sägekauz - Northern Saw-whet Owl
by Jean-François Desputeaux
Great Horned Owl
by Jean-François Desputeaux
Sooty Owl
by Nik Borrow