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73 Articles match the specified search.
Two surveys per spring are enough to obtain robust population trends of common and widespread birds in yearly monitoring programmes
Volume 68.1, 2021, 33-51. Research articles.
The Lanzarote population of the African Houbara Chlamydotis undulata fuerteventurae: census, sex ratio, productivity, and proposed new survey method
Volume 67.1, 2020, 69-83. Short communications.
Assessment of counting methods used for estimating the number of territorial males in the endangered Dupont´s Lark
Volume 64.1, 2017, 75-84. Short communications.
Nest building by monk parakeets Myiopsitta monachus in urban parks in Buenos Aires, Argentina: Are tree species used randomly?
Volume 62.2, 2015, 323-334. Research articles.
Long-term changes in mountain passerine bird communities in the Sierra Nevada (souther Spain): a 30-year case study
Volume 62.1, 2015, 3-18. Research articles.
Habitat-related effects on temporal variations in red-legged patridge Alectoris rufa abundance estimations in olive groves
Volume 61.1, 2014, 31-43. Research articles.
Census of breeding birds and population trends of the Dupont´s lark Chersophilus duponti in eastern Spain
Volume 60(1), 2013, 143-150. Short communications.
Breeding habitat use and conservation status of the turtle dove Streptopelia turtur in northern Spain
Volume 59(2), 2012, 291-300. Research articles.
Population increase of the great bustard Otis tarda in its main distribuiton area in relation to changes in farming practice
Volume 59(1), 2012, 31-42. Research articles.
Populaton size of the endangeed vulture Gypaetus barbatus in Aragon (Spain): an approximation to the pyrenean population
Volume 59(1), 2012, 43-55. Research articles.
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