December 1996 VOLUME 20 - N. 2 AVOCETTA VOLUME 20 - N. 2 December 1996 Read Article Online Download Pdf AVOCETTA - VOLUME 20 - N. 2 December 1996 Shell size relationships in the consumption of gastropods by migrant Song Thrushes Turdus philomelos GONZALEZ-SOLIS J., ABELLA, J. C. and AYMI R. 32 108 Read Article Download Abstract: