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Auteur T. W. Dougall |
Documents disponibles écrits par cet auteur (4)
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Article
T. W. Dougall, Auteur ; P. K. Holland, Auteur ; A. Mee, Auteur ; D. W. Yalden, AuteurCapsule Common Sandpiper populations at the edge of their range do not recruit so well. Aims To compare the survival rates, breeding success and recruitment of a population near the edge of its range (Peak District) with one more centrally place[...]![]()
Article
T. W. Dougall, AuteurOver six winters, from 1990/91 to 1995/96, Skylarks were caught and ringed at Musselburgh, Lothian. The birds were sexed from biometrics, and mass and visible fat score were recorded in the field. This revealed that there was some sexual dimorph[...]![]()
Article
T. W. Dougall, Auteur ; P. K. Holland, Auteur ; D. W. Yalden, AuteurThe population biology of Common Sandpipers Actitis hypoleucos has been studied, especially by colour-ringing breeding adults, at two sites, in the Peak District and in the Scottish Borders. Adults are usually site-faithful, males more so than f[...]![]()
Article
T. W. Dougall, AuteurA museum study of skins has provided support for Dougall's (1997) field study at Musselburgh, which resulted in separation of Skylark sexes by live winglength (ltoreq109 mm for females and gtoreq 112 mm for males). It has emerged that there may [...]



