Birds to watch [volume two]: the world list of threatened birds.
![Stock ID 3929 Birds to watch [volume two]: the world list of threatened birds. N. J. Collar.](https://andrewisles.cdn.bibliopolis.com/pictures/3929.jpg?width=768&height=1000&fit=bounds&auto=webp&v=1701215176)
Cambridge: BirdLife International, 1994. Octavo, paperback,
Identifies about 1,100 bird species as globally threatened and outlines distribution, habitat requirements, population trends and threats.