Ключевые слова: alberta, american, animal, animalia, aves, avian, background, beak, bird, birdwatching, black, brachyrhynchos, canada, caw, common, corax, corvid, corvus, crow, dark, eye, fauna, feathers, flight, flying, graphic, green, grey, illustration, illustrators, image, intelligent, jasper, landing, national, nature, ornithology, park, raaf, raven, wild, wildlife, zwarte,