| Titre : | British Birds 91(1-2) - Jan.-Feb., 1998 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Hadoram Shirihai, Auteur ;
Dick Forsman, Auteur ;
David A. Christie, Auteur
The five species of large falcon Falco which occur in the West Palearctic present one of the more daunting identification challenges. This paper describes all plumages likely to be met with in this region, including geographical and age-related [...]
Article
John Holmes, Auteur ;
John Marchant, Auteur ;
Neil Bucknell, Auteur ;
David Stroud, Auteur ;
David T. Parkin, Auteur
In January 1998, the BOU will publish a new List, based on a revised categorization. A scientifically credible list is needed for listing purposes and so that conservation organizations have an objective baseline from which to work. This is esse[...]
