{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,8]],"date-time":"2026-01-08T06:09:06Z","timestamp":1767852546677,"version":"3.49.0"},"reference-count":68,"publisher":"Cambridge University Press (CUP)","issue":"4","license":[{"start":{"date-parts":[[2017,12,12]],"date-time":"2017-12-12T00:00:00Z","timestamp":1513036800000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Bird Conservation International"],"published-print":{"date-parts":[[2018,12]]},"abstract":"<jats:title>Summary<\/jats:title><jats:p>The Little Bustard <jats:italic>Tetrax tetrax<\/jats:italic> (Linnaeus, 1758) is a medium-sized, \u2018Near Threatened\u2019 steppe bird, whose Iberian population has been alarmingly declining over recent decades. Although this population loss has been mainly attributed to agricultural intensification, there is no information on Little Bustard adult mortality levels and their drivers. Based on a joint effort combining all the tracking data on adult Little Bustards collected over a period of 12 years by all research teams working with the species in Iberia, we found that annual anthropogenic mortality is likely to have a critical impact on the species, with values almost as high as the mortality attributed to predation. Collision with power lines was found to be the main anthropogenic threat to the adult population (3.4\u20133.8%\/year), followed by illegal killing (2.4\u20133%\/year), which had a higher impact than initially foreseen. Our work shows how poorly understood and previously unknown threats are affecting the survival of the most important Little Bustard population in Europe.<\/jats:p>","DOI":"10.1017\/s095927091700051x","type":"journal-article","created":{"date-parts":[[2017,12,12]],"date-time":"2017-12-12T04:48:33Z","timestamp":1513054113000},"page":"509-520","source":"Crossref","is-referenced-by-count":37,"title":["Tracking data of the Little Bustard <i>Tetrax tetrax<\/i> in Iberia shows high anthropogenic mortality"],"prefix":"10.1017","volume":"28","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3404-5007","authenticated-orcid":false,"given":"JOANA","family":"MARCELINO","sequence":"first","affiliation":[]},{"given":"FRANCISCO","family":"MOREIRA","sequence":"additional","affiliation":[]},{"given":"SANTI","family":"MA\u00d1OSA","sequence":"additional","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0735-6168","authenticated-orcid":false,"given":"FRANCESC","family":"CUSC\u00d3","sequence":"additional","affiliation":[]},{"given":"MANUEL B.","family":"MORALES","sequence":"additional","affiliation":[]},{"given":"ELADIO L.","family":"GARC\u00cdA DE LA MORENA","sequence":"additional","affiliation":[]},{"given":"GERARD","family":"BOTA","sequence":"additional","affiliation":[]},{"given":"JORGE M.","family":"PALMEIRIM","sequence":"additional","affiliation":[]},{"given":"JO\u00c3O P.","family":"SILVA","sequence":"additional","affiliation":[]}],"member":"56","published-online":{"date-parts":[[2017,12,12]]},"reference":[{"key":"S095927091700051X_ref68","doi-asserted-by":"publisher","DOI":"10.1890\/1540-9295(2006)004[0147:MDOWAW]2.0.CO;2"},{"key":"S095927091700051X_ref65","doi-asserted-by":"publisher","DOI":"10.1016\/j.biocon.2004.03.031"},{"key":"S095927091700051X_ref31","doi-asserted-by":"publisher","DOI":"10.1080\/01621459.1958.10501452"},{"key":"S095927091700051X_ref9","volume-title":"The tracks and signs of the birds of Britain and Europe: An identification guide","author":"Brown","year":"2003"},{"key":"S095927091700051X_ref44","doi-asserted-by":"publisher","DOI":"10.1017\/S1367943005001988"},{"key":"S095927091700051X_ref6","doi-asserted-by":"publisher","DOI":"10.1111\/j.1474-919X.2010.01092.x"},{"key":"S095927091700051X_ref42","doi-asserted-by":"publisher","DOI":"10.1016\/B978-012497781-5\/50016-5"},{"key":"S095927091700051X_ref26","unstructured":"Infante S. , Neves J. , Ministro J. and Brand\u00e3o R . (2005) Estudo sobre o Impacto das Linhas El\u00e9ctricas de M\u00e9dia e Alta Tens\u00e3o na Avifauna em Portugal. Castelo Branco, Portugal: Quercus Associa\u00e7\u00e3o Nacional de Conserva\u00e7\u00e3o da Natureza e SPEA Sociedade Portuguesa para o Estudo das Aves. 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