volver arriba


volver arriba


volver arriba


volver arriba


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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