The book contains recommendations for the prevention and treatment of the most common infectious, invasive, fungal, helminthic, and non-communicable diseases of farm animals, bees and birds, domestic animals: dogs, cats, songbirds and ornamental birds, aquarium fish, etc. .The issues of veterinary sanitation and animal hygiene are considered, recommendations are given on the organization of proper nutrition of animals and their maintenance. Issues on organizing veterinary business, marketing, management, as well as issues of planning and determining the economic efficiency of veterinary enterprises are considered. For veterinary specialists and a wide range of readers.