KOSKIMIES, P. Why do birds sing in such complex ways? – Bird Song: Biological Themes and Variations by Catchpole & Slater (2008). Ornis Fennica, [S. l.], v. 88, n. 2, p. 116–120, 2011. DOI: 10.51812/of.133770. Disponível em: https://ornisfennica.journal.fi/article/view/133770. Acesso em: 2 nov. 2024.