Bergman, G. (1982). Why are the wings of Larus f. fuscus so dark?. Ornis Fennica, 59(2–3), 77–83. Noudettu osoitteesta https://ornisfennica.journal.fi/article/view/133096
Ornis Fennica is a peer-reviewed international ornithological journal published by BirdLife Finland. We publish analytical and experimental papers on the ecology, behaviour and biogeography of birds. Ornis Fennica is published quarterly with online early practice.