@article{journal,
author = {Sarasa, M.},
title = {Looking for white feathers in male western capercaillies Tetrao urogallus},
year = {2023},
volume = {21},
pages = {39--47},
journal = {Arxius de Miscel·l{\`a}nia Zool{\`o}gica},
keywords = {Polimorfismo de color, Melanina, Coloraci{\'o}n de aves, Albinismo parcial,
Leucismo, Tetra{\'o}nidas}
}