000 00635naa a2200169 4500
001 58011
090 _a58011
100 _a20040322 y0pory5003 ba
200 1 _aAssessing parental effort in a neotropical parrot
_ea comparison of methods
_fRedney Siegel, co-aut. Wesley Weathers, co-aut. Steven Beissinger
461 1 _aAnimal Behaviour
_vVol. 57, nº 1 (1999), p. 73-79
606 1 _aCiencias Biologicas
686 _a0220 - Depósito de Retaguarda
700 1 _aSiegel
_bRedney
701 1 _aWeathers
_bWesley
701 1 _aBeissinger
_bSteven
856 _uhttps://catalogo.ispa.pt/opac/biblioteca/localizacao_doc/dr.htm