Behind the scenes of the zoo

An exciting form tells about the activities of modern zoos as research and environmental institutions, about the unique professions of people who have devoted their lives to working with wild animals. Data on biology of reproduction and breeding of many species of wild animals is given. Attention is paid to the issues of environmental legislation in relation to the animal world. At the same time, the editorial board did not seek to make serious edits in the author’s text, leaving everything as it is. It must be remembered that the book was written during the years of Soviet power and it has its spirit, which reminds us of the historical milestones of the country, which has passed through many trials