Little bustard (Otis tetrax) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326078/free-illustration-image-von-wright-brothers-animals-1900sFree Image from public domain licenseLittle bustard (Otis tetrax) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of… https://www.rawpixel.com/image/326096/premium-illustration-psd-abstract-america-ancientView license