Why do birds sing in such complex ways? – Bird Song: Biological Themes and Variations by Catchpole & Slater (2008)
Abstrakti
C. K. Catchpole & P. J. B. Slater 2008: Bird Song. Biological Themes and Variations. Second Edition. — Cambridge University Press.Viittaaminen
Koskimies, P. (2011). Why do birds sing in such complex ways? – Bird Song: Biological Themes and Variations by Catchpole & Slater (2008). Ornis Fennica, 88(2), 116–120. https://doi.org/10.51812/of.133770