Collar, Crosby, Stattersfield : Birds to Watch 2 : The World List of Treatened Birds - The Official Source for Birds on the IUCN Red List

| 1994 | | Kart, F:17,3x24,5 cm, 407 S, zahlr. Abb. | WG: Buch | | The definitive guide to the world's threatened birds. Identifies some 1,100 bird species as globally threatened. Outlines distributions, habitat requirements, population trends and threats. Uses the latest IUCN-commissioned criteria to determine which species are threatened, near-threatened, conservation dependent and data deficient. | [E] | | BirdLife International Publication