The book "Birds of the USSR", written by a team of authors led by B. E. Flint, Y. In. (A) and (D) . [ A. Kuznetsov and R . L. Boehme is a unique publication that immerses the reader in the amazing world of ornithology and nature of the Soviet Union. This is not just a reference book, but a real encyclopedia that allows you to better understand the diversity and beauty of the bird world that lived in the vast expanses of a huge country. From the first pages of the book, the reader finds himself on an exciting journey through various natural zones of the USSR, where each chapter is devoted to a separate group of birds. The authors masterfully describe not only the appearance and habits of birds, but also their behavior, habits, as well as the features of reproduction and migration. Interestingly, the book contains not only scientific data, but also live observations, which makes the text especially fascinating and accessible to a wide audience. Who can like this edition? First, the book will be of interest to nature lovers and ornithologists, students and teachers of biological faculties, as well as anyone who just wants to learn more about the birds that surround us. It will also be an excellent gift for children and adolescents who are passionate about nature, because it has many colorful illustrations and entertaining facts. It should be noted that the "Birds of the USSR" is suitable for those who are interested in the history and culture of the Soviet Union, because through the prism of ornithology you can see how nature has changed in different eras. The topics raised in the book are relevant and important. The authors focus on the conservation of biodiversity and the protection of rare bird species, which is especially important in the light of modern environmental problems. The book raises questions about the interaction between man and nature, emphasizing how important it is to take care of the environment. In this context, the "Birds of the USSR" become not just a scientific work, but a call to action for all who are not indifferent to the fate of our planet. The style of the authors deserves special attention. They successfully combine a scientific approach with an accessible language, which makes the book interesting for both professionals and amateurs. Each section is filled with live descriptions that allow the reader not only to see the birds through the eyes of an ornithologist, but also to feel their presence. This creates an effect of total immersion in the natural world, where each sound and movement of the bird become part of a fascinating story. If you are looking for books about nature, ornithology or just want to learn more about birds, "Birds of the USSR" will be an excellent choice. It can be compared with such works as “Birds of Russia” or “Ornithology for Beginners”, but at the same time has its own unique atmosphere and style. Do not miss the opportunity to discover the amazing world of birds, which was so close and accessible to the Soviet people, and which, unfortunately, is becoming increasingly vulnerable in modern conditions. Thus, the “Birds of the USSR” is not just a book, but a whole world waiting to be discovered. Immerse yourself in this amazing journey and allow yourself to become part of a great ornithological tradition.