KARLSSON, S. Analyses on prey composition of overwintering Great Grey Shrikes Lanius excubitor in southern Finland. Ornis Fennica, [S. l.], v. 79, n. 4, p. 181–189, 2002. Disponível em: https://ornisfennica.journal.fi/article/view/133585. Acesso em: 24 nov. 2024.