HAFTORN, S. Parental care of nestlings by the Goldcrest Regulus regulus. Ornis Fennica, [S. l.], v. 59, n. 2–3, p. 123–134, 1982. Disponível em: https://ornisfennica.journal.fi/article/view/133099. Acesso em: 26 nov. 2024.