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Article
J. C. Senar, Auteur ; J. G. Carrillo-Ortiz, Auteur ; A. Ortega-Segalerva, Auteur ; F. S. E. Dawson Pell, Auteur ; J. Pascual, Auteur ; L. Arroyo, Auteur ; D. Mazzoni, Auteur ; T. Montalvo, Auteur ; B. J. Hatchwell, AuteurBreeding parameters for Monk Parakeets Myiopsitta monachus nesting in Barcelona, Spain, were collected for 651 nests over five breeding seasons. This invasive population has a high reproductive capacity compared with the species in the native ra[...]
Article
J. Figuerola, Auteur ; J. C. Senar, Auteur ; J. Pascual, AuteurDans Ardea (87(2) 1999)We tested the use of a field colorimeter for studying plumage coloration of three species of small passerines in the field. Measurement repeatability was generally high, although for some species some parts of the plumage proved difficult to mea[...]
Article
A. Borras, Auteur ; J. Pascual, Auteur ; J. C. Senar, AuteurBill measurement is important in many feeding studies. Traditionally, two alternative bill measures have been proposed: bill length measured from the tip to skull (i.e., total culmen), mainly used in Europe, and bill length measured from the tip[...]
