Red-necked grebe male (Odiceps grisegena) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326154/premium-illustration-psd-america-ancient-animalView licenseRed-necked grebe male (Odiceps grisegena) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326107/free-illustration-image-von-wright-brothers-century-birdFree Image from public domain license