Post-migration weight gain of Swainson’s hawk on the wintering grounds in Argentina
GOLDSTEIN, M.I., P.H. BLOOM, J.H. SARASOLA & T. E. LACHER. 1999. Post-migration weight gain of Swainson’s hawk on the wintering grounds in Argentina. Wilson Bulletin 111(3): 428-432. Abstract: Swainson’ s Hawks (Buteo swainsoni; Aguilucho Langostero) were captured and...