Short-eared Owl (Asio flammeus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/325927/free-illustration-image-owl-von-wright-brothers-asio-flammeusFree Image from public domain licenseHand drawn owl png bird set https://www.rawpixel.com/image/2634584/free-illustration-png-owl-birds-vintage-setView licenseShort-eared Owl (Asio flammeus) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/326206/premium-illustration-psd-asio-flammeus-abstract-americaView licenseHand drawing set of owls illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/325815/premium-illustration-psd-owl-von-wright-brothers-vintageView licenseHand drawing of birds collection illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version… https://www.rawpixel.com/image/326115/premium-illustration-psd-eagle-tawny-owl-sparrowhawkView license