Articles

The impact of an invasive exotic bush on the stopover ecology of migrant passerines

J. Arizaga, E. Unamuno, O. Clarabuch, A. Azkona

1-11

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Dalechampii oak (Quercus dalechampii Ten.), an important host plant for folivorous lepidoptera larvae

M. Kulfan, M. Holecová, P. Beracko

13-31

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Why do ecologists aim to get positive results? Once again, negative results are necessary for better knowledge accumulation

A. Martínez–Abraín

33-36

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The competitor release effect applied to carnivore species: how red foxes can increase in numbers when persecuted

J. Lozano, J. C. Casanovas, E. Virgós, J. M. Zorrilla

37-46

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Assessing the extent of occurrence, area of occupancy, territory size, and population size of marsh tapaculo (Scytalopus iraiensis)

L. Klemann Jr., J. S. Vieira

47-57

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Drusia (Escutiella) alexantoni n. sp. (Gastropoda, Pulmonata, Parmacellidae), a new terrestrial slug from the Atlantic coast of Morocco

A. Martínez–Ortí, V. Borredà

59-67

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Connectivity patterns and key non–breeding areas of white–throated bluethroat (Luscinia svecica) European populations

J. Arizaga, I. Tamayo

69-78

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Intensive monitoring suggests population oscillations and migration in wild boar Sus scrofa in the Pyrenees

M. Sarasa, J.-A. Sarasa

79-88

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How do we share food? Feeding of four amphibian species from an aquatic habitat in south–western Romania

H. V. Bogdan, S.-D. Covaciu–Marcov, O. Gaceu, A.-S. Cicort–Lucaciu, S. Ferenti, I. Sas–Kovács

89-99

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A new species of Mysidopsis (Crustacea, Mysida, Mysidae) from coastal waters of Catalonia (north–western Mediterranean)

C. San Vicente

101-111

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Effects of migratory status and habitat on the prevalence and intensity of infection by haemoparasites in passerines in eastern Spain

J. Rivera, E. Barba, A. Mestre, J. Rueda, M. Sasa, P. Vera, J. S. Monrós

113-121

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Three new species of Bryconamericus (Characiformes, Characidae), with keys for species from Ecuador and a discussion on the validity of the genus Knodus

C. Román–Valencia, R. I. Ruiz–C, D. C. Taphorn B., C. García–A.

123-139

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