Search Results - Open Polar - "birds"

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Rare birds in Ecuador: first annual report of the Committee of Ecuadorian Records in Ornithology (CERO)

by Juan F. Freile, Roger Ahlman, Dušan Milan Brinkhuizen, Paul J. Greenfield, Alejandro Solano-Ugalde, Lelis Navarrete, Robert Sterling Ridgely
Published in ACI Avances en Ciencias e Ingenierías (2013)
“...We summarise records of bird species submitted to the Committee of Ecuadorian Records...”

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Helmintos gastrointestinales en aves acuáticas de la subcuenca alta del río Lerma, México Gastrointestinal helminth in waterfowl of the upper Lerma river sub-basin, Mexico

by Marcela Martínez-Haro, Petra Sánchez-Nava, Guillermo Salgado-Maldonado, Felipe de Jesús Rodríguez-Romero
Published 2012
Subjects: “...aquatic birds...”

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3

Intoxicación por munición de plomo en aves silvestres en España y medidas para reducir el riesgo

by R. Mateo, N. Vallverdú-Coll, M.E. Ortiz-Santaliestra
Published 2013
“... in wild birds has been known in Spain since the end of the last century. High lead shot densities...”

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