The King Penguin is very large compared to other species. It is the second largest of them all. Full grown, they can be up… https://www.rawpixel.com/image/4021278/photo-image-background-bird-natureFree Image from public domain licenseGreat Grey Owl (Strix nebulosa). The Great Grey Owl is large grey owl with dense, fluffy plumage, long wings and tail, and a… https://www.rawpixel.com/image/4021245/photo-image-background-face-birdFree Image from public domain licenseKing penguin Calgary Zoo.The king penguin is the second largest species of penguin at 70 to 100 cm tall and weighs 11 to 16… https://www.rawpixel.com/image/4025039/photo-image-bird-nature-fishFree Image from public domain license