| Titre : | British Birds 106(6) - JUN 2013 |
| Type de document : | Bulletin |
| Paru le : | 00/00/0000 |
Dépouillements
Article
Dick Newell, Auteur ;
Steve N. G. Howell, Auteur ;
Daniel Lopez-Velasco, Auteur
The plumages and moult cycles of immature large skuas are poorly known, and some first-year Great Skuas Stercorarius skua can closely resemble some South Polar Skuas S. maccormicki. The most challenging birds are dark individuals in August Octob[...]
Article
Martin Heubeck, Auteur
This is the third and final paper in a series to mark the research interests of former BB editor Stanley Cramp. Along with Bill Bourne and David Saunders, Cramp co-authored the first of three landmark texts that document the national surveys of [...]
