@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 = {Colour polymorphism, Melanin, Avian coloration, Partial albinism, Leucism,
Tetraonids}
}