І.П. Заянчковський "Спадщина і спадкоємці" (Оповідання)

The book "Heritage and Heirs" tells about animal behaviour. It contains a lot of interesting information about the instincts of animals, birds and other animals, as well as the skills they acquire under the influence of their parents, flocks, herds, different living conditions and the struggle for existence. The book has gained popularity not only in our country. It has been reprinted in Bulgaria, Czechoslovakia, and Japan.