Book written by a scientist for amateur bird watchers. Its object is to introduce the study of birds to those who have no zoological training and to persuade them to join the army of bird-watchers. The keynote of this book is the description of the world of birds and the methods and instruments people can use to get a better understanding of it. Includes an Index.

(Key Words: Ornithology, Great Britain, Birds, Bird Watching, Reference Book, Zoology, Blackbirds, Gullds, Wading Birds, James Fisher).