TY - SER AU - Bastos,R.L. AU - Daneri,G.A. AU - Volpedo,A.V. AU - Harrington,A. AU - Varela,E.A. TI - The diet of the south American sea lion (Otaria flavescens)at Rio Negro, Patagonia, Argentina, during the winter-spring period KW - LEÃO MARINHO KW - DIETA KW - CRESCIMENTO KW - ECOLOGIA ER -