La Tour du Valat

Article

Morphological and genetic analyses reveal the first Mediterranean occurrence of American Herring Gull Larus smithsonianus

Salvador García-Barcelona, Auteur ; Tereza Senfeld, Auteur ; Thomas J. Shannon, Auteur ; J. Martin Collinson, Auteur ; Pim Edelaar, Auteur ; Asier Aldalur, Auteur ; Gabriel Martí, Auteur ; Juan Luis García-Mudarr, Auteur ; Javier Juste, Auteur

Dans Revista Catalana d'Ornitologia (37 2021)

We report here the first record of an American Herring Gull Larus smithsonianus in a Medi- terranean coastal site (18 February–14 March 2019, Fuengirola, Malaga, S Spain). This gull was an adult bird and its identification was confirmed by a com[...]

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Article

Assortative mating also indicates that common crossbill Loxia curvirostra vocal types are species

Pim Edelaar, Auteur

Dans Journal of Avian Biology (39(1) JAN 2008)

Compared to most other birds, the taxonomy of crossbills (Loxia) is still highly unsettled. However, much progress seems to be achievable when data on vocalisations is included. In a recent paper, Summers et al. (2007) argued that strong assorta[...]

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Article

Ecology and evolution of the crossbills-complex (Loxia).

Pim Edelaar, Auteur ; Ron Summers, Auteur ; Natalia P. Iovchenko, Auteur

Dans Vogelwarte (42(1-2) Juli 2003)

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Managing non-native species: don't wait until their impacts are proven

Pim Edelaar, Auteur ; José L. Tella, Auteur

Dans Ibis (154(3) JUL 2012)

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Article

Is the nominate subspecies of the common crossbill Loxia c. curvirostra polytypic? II. Differentiation among vocal types in functional traits

Pim Edelaar, Auteur ; Kees van Eerde, Auteur ; Kees Terpstra, Auteur

Dans Journal of Avian Biology (39(1) JAN 2008)

Vocally differentiated common crossbill Loxia curvirostra populations ('vocal types') in North America show a high degree of morphological and ecological specialization coupled with significant genetic differentiation and appreciable levels of a[...]

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Article

Potential prey make excellent ornithologists: adaptive, flexible responses towards avian predation threat by Arabian Babblers Turdoides squamiceps living at a migratory hotspot

Pim Edelaar, Auteur ; Jonathan Wright, Auteur

Dans Ibis (148(4) OCT 2006)

During spring raptor migration, resident, group-living, Arabian Babblers Turdoides squamiceps in Israel are exposed to many avian predators that differ in the level of predation threat that they pose. Accurate information about immediate safety [...]

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Article

Rediscovery of a second kind of crossbill for the Himalayan region, and the hypothesis that ecological opportunity drives crossbill diversification

Pim Edelaar, Auteur

Dans Ibis (150(2) APR 2008)

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Article

Is there assortative mating between the vocal types of the common crossbill?

Pim Edelaar, Auteur

Dans Vogelwarte (42(1-2) Juli 2003)

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Article

Are there morphological differences between the vocal types of the common crossbill?

Pim Edelaar, Auteur

Dans Vogelwarte (42(1-2) Juli 2003)

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Article

Are there several species of 'Common' Crosbill Loxia curvirostra in The Netherlands?

Pim Edelaar, Auteur ; Magnus Robb, Auteur ; Kees van Eerde, Auteur ; Kees Terpstra, Auteur ; Rob Bijlsma, Auteur ; Erik Maassen, Auteur

Dans Limosa (77(1) 2004)

Recent studies have shown that in The Netherlands the Common Crossbill occurs in several 'vocal types'. Vocal types are discrete groups of individuals that are categorised by their flight and excitement calls (Fig. 1). The biological and taxonom[...]

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