The book "Report on the Migration of Birds in the Spring and Autumn of 1885. Seventh Report (Vol. II No. 2)" consists of data collected during an important period for the study of bird migration. The authors of the book - Clark William Eagle and Harvey-Brown John Alexander, along with Richard Manleaf Barrington, John Kordo and Alexander Goodman More - have done a great deal of work investigating the routes and features of bird migration. With the help of this report, readers will be able to deepen their knowledge of the habits and migration routes of different species of birds, as well as understand the importance of studying these processes to preserve the biodiversity of our planet.