Egalitarian mixed-species bird groups enhance winter survival of subordinate group members but only in high-quality forests
Indrikis A. Krams, Severi Luoto, Tatjana Krama, Ronalds Krams, Kathryn Sieving, Giedrius Trakimas, Didzis Elferts, Markus J Rantala, Eben Goodale
December 2020