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SARASOLA, J.H. & R. JOVANI. 2006. Risk of feather damage explain fault bar occurrence in a migrant hawk, the Swainson’s hawk Buteo swainsoni. Journal of Avian Biology 37: 29-35. Abstract: Fault bars are common stress-induced feather abnormalities that could produce...

NEGRO, J.J., J.H. SARASOLA, F. FARIÑAS & I. ZORILLA. 2006. Function and occurrence of facial flushing in birds. Comparative Biochemistry and Physiology – Part A 143 (1): 78-84. Elsevier Abstract: So far overlooked as a pigment involved in visual communication, the haemoglobin...

BOLLMER, J., R. T. KIMBALL, N. K. WHITEMAN, J.H. SARASOLA & P.G. PARKER. 2006. Phylogeography of the Galápagos hawk: a recent arrival to the Galápagos Islands. Molecular Phylogenetics and Evolution 39(1): 237-247. Abstract: Galápagos hawks (Buteo galapagoensis) are one of the...

SARASOLA, J.H. & J.J. NEGRO. 2006. Role of alien tree stands on current distribution and social behavior of Swainson’s hawks Buteo swainsoni in the Argentine pampas. Journal of Biogeography 33:1096-1101. Abstract: The Argentine Pampas was extensively and abruptly...

SARASOLA, J. H. & J. J. MACEDA. 2006. Past and current evidence of persecution of the endangered Crowned Eagle Harpyhaliaetus coronatus in Argentina. Oryx 40:347-350. Abstract: The crowned eagle Harpyhaliaetus coronatus is a large Neotropical eagle categorized as Endangered...

BECHARD, M.J., J. H. SARASOLA & WOODBRIDGE, B. 2006. A re-evaluation of evidences raises questions about the fasting migration hyphotesis for Swainson’s hawk (Buteo swainsoni). Hornero 21:65-72. Abstract: We examined the fasting migration hypothesis for Swainson’s...