Research in the group My research has focused primarily on the use of visual signals (plumage colours) in communication by birds (both intrasexual and intersexual selection). Based on recent studies a hypothesis has bee

Source URL: dottorato.biologia.unipd.it

Fiche d’identification des différents plumages du Pygargue à queue blanche (Haliaeetus albicilla) Ce document est à destination des observateurs à la recherche de critères distinctifs pour les différents plumage

Source URL: files.biolovision.net

ORIGINAL ARTICLE doi:j00082.x SONG AND PLUMAGE EVOLUTION IN THE NEW WORLD ORIOLES (ICTERUS) SHOW SIMILAR LABILITY AND CONVERGENCE

Source URL: faculty.smcm.edu

Commentary: A Recommendation for Standardized Age-Class Plumage Terminology for Raptors Author(s): William S. ClarkPeter Pyle Source: Journal of Raptor Research, 49(4):Published By: The Raptor Research Foundatio

Source URL: www.birdpop.org

Downloaded from rspb.royalsocietypublishing.org on January 23, 2013 Fractal geometry of a complex plumage trait reveals bird’s quality Lorenzo Pe´rez-Rodrı´guez1,2, Roger Jovani3 and Franc¸ois Mougeot2,4

Source URL: www.behavecol.es

The First Basic Problem: A Review of Molt and Plumage Homologies Author(s): Steve N. G. Howell, Chris Corben, Peter Pyle, Danny I. Rogers Reviewed work(s): Source: The Condor, Vol. 105, No. 4 (Nov., 2003), ppPu

Source URL: www.birdpop.org

FEATURED PHOTO NOTES ON PLUMAGE MATURATION IN THE RED-TAILED TROPICBIRD Ron Levalley, Mad River Biologists, 920 Samoa Blvd., Suite 210, Arcata, California 95521; PETER PYLE, The Institute for Bird Pop

Source URL: birdpop.org

Foot pad health, plumage condition, integument and claw length of Lohmann Silver laying hens kept in small aviary housing systems, furnished cages and an aviary housing system

Source URL: www.archanimbreed.com

FIELD ORNITHOLOGY Wednesday Feb:05 PM Allen Press • DTPro System GALLEY 136

Source URL: birdpop.org

• Bird anatomy
• Feathers
• Birds
• Plumage
• Flight feather

This article started out as a bit of an argument. Jerry Liguori and Brian Sullivan, in a previous article in Birding, presented evidence against the conventional wisdom that gray Northern Harriers are necessarily older m

Source URL: www.birdpop.org

• Bird anatomy
• Feathers
• Birds
• Plumage
• Flight feather
• Bird
• Common murre
• Biota
• Birds of North America
• Humphrey-Parkes terminology
• Teleostomi