Ключевые слова: adorable, animal, animal psychology, background, book, books, breed, canine, canine specialist, cheerful, clever, comedy, cute, dog, domestic, educated, education, funny, fur, glasses, humor, intelligence, intelligent, jack russell terrier, knowledge, knowledge about dogs, learn, library, mammal, pet, portrait, puppy, purebred, read, reading, school, science, smart, student, studio, study, teacher, training, university, young, zoopsychology,