Where do Swainson’s hawks winter? Satellite images used to identify potential habitat.

SARASOLA, J. H., J. BUSTAMANTE, J. J. NEGRO & A. TRAVAINI. 2008. Diversity & Distributions 14:742-753. » Descargar PDF

Land-use changes may explain the recent range expansion of the Black-shouldered Kite Elanus caeruleus in southern Europe.

BALBONTIN, J. H., J. J. NEGRO, J. H. SARASOLA, J. J. FERRERO & D. RIVERA. 2008. Ibis 150:707-716. » Descargar PDF

Comparison of food habits and prey selection of the white-tailed kite, Elanus leucurus, between natural and disturbed areas in central Argentina.

SARASOLA, J. H., SANTILLÁN, M. A. & GALMES, M. A. 2007. Studies on Neotropical Fauna and Environment 42:85-91. » Descargar PDF

Ecología y conservación del aguilucho langostero (Buteo swainsoni) en Argentina.

SARASOLA, J. H., SANTILLÁN, M. A. & GALMES, M. A. 2007. Hornero 22:173-184. » Descargar PDF

Deceptive plumage signals in birds: manipulation of predators or prey?

NEGRO, J. J., G. R. BORTOLOTTI & J. H. SARASOLA. 2007. Biological Journal of the Linnean Society 90:467-477. » Descargar PDF

Risk of feather breaking explain fault bar occurrence in a migrant hawk, the Swainson’s hawk Buteo swainsoni.

SARASOLA, J.H. & R. JOVANI. 2006. Journal of Avian Biology 37: 29-35. » Descargar PDF

Function and occurrence of facial flushing in birds.

NEGRO, J.J., J.H. SARASOLA, F. FARIÑAS & I. ZORILLA. 2006. Comparative Biochemistry and Physiology – part A 143 (1): 78-84. » Descargar PDF

Pylogeography of the Galápagos hawk: a recent arrival to the Galápagos Islands.

BOLLMER, J., R. T. KIMBALL, N. K. WHITEMAN, J.H. SARASOLA & P.G. PARKER. 2006. Molecular Phylogenetics and Evolution 39(1): 237-247. » Descargar PDF

Role of alien tree stands on current distribution and social behavior of Swainson’s hawks Buteo swainsoni in the Argentine pampas.

SARASOLA, J.H. & J.J. NEGRO. 2006. Journal of Biogeography 33:1096-1101. » Descargar PDF

A re-evaluation of evidences raises questions about the fasting migration hyphotesis for Swainson’s hawk (Buteo swainsoni).

BECHARD, M.J., J. H. SARASOLA & WOODBRIDGE, B. 2006. Hornero 21:65-72. » Descargar PDF

Feather molt by Swainson’s hawks (Buteo swainsoni) on the austral grounds in Argentina.

BECHARD, M. J. & C. S. WEIDENSAUL. 2005. Ornitología Neotropical 16: 267–270. » Descargar PDF

Relationships between winter and spring weather and Northern Goshawk (Accipiter gentilis) reproduction in Northern Nevada.

FAIRHURST, G. D. & M. J. BECHARD. 2005. Journal of Raptor Research 39(3): 229-236. » Descargar PDF

Changes in woody plant structure in fire-disturbed caldén forest of the Parque Luro Reserve, Argentina.

SARASOLA, J.H., L.A. BRAGAGNOLO & R.A. SOSA. 2005. Natural Areas Journal 25 (4): 374-380 . » Descargar PDF

Hailstorms as cause of mass mortality of Swainson’s hawks in their wintering grounds.

SARASOLA, J.H., J.J. NEGRO, V. SALVADOR & J.J. MACEDA. 2005. Journal of Wildlife Diseases 41(3): 643-646. SOSA, R.A. & J.H. » Descargar PDF

Hunting success of wintering Swainson’s hawks: environmental effects on timing and choice of foraging method. Canadian

SARASOLA, J.H. & J.J. NEGRO. 2005. Journal of Zoology 83: 1353-1359. » Descargar PDF

Gender identification in the Swainson’s Hawk Buteo swainsoni using molecular procedures and discriminant function analysis.

SARASOLA, J.H. & J.J. NEGRO. 2004. Journal of Raptor Research 38(4):357-361. » Descargar PDF  

Mophometric measures of male and female Spot-winged falconet Spiziapteryx circumcinctus sexed using PCR amplification methods.

BECHARD, M.J., J.H. SARASOLA & A.J. HELBIG. 2004. In Raptors Worldwide [R. D. Chancellor and B. U. Meyburg, eds.] World Working Group on Birds of Prey and Owls, Berlin . Pp 451-458. » Descargar PDF

Do Eurasian Hobbies ( Falco subbuteo ) have «false eyes» on the nape?

NEGRO, J.J., J.M. GRANDE & J.H. SARASOLA. 2004. Journal of Raptor Research 38(3): 287-288. » Descargar PDF
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