Ключевые слова: animal, avian, background, beak, bird, black, care, claw, conservation, control, creature, crow, cure, disease, domestic, ecology, fauna, feather, freedom, health, hospital, hunger, hygiene, ill, injured, live, medical, medicine, nature, occupation, ornithology, pet, prevention, protection, raven, rescue, safety, shelter, sick, therapy, treatment, trunk, vet, veterinarian, veterinary, wild, wildlife, wing, zoo,