Search Results - "Düttmann, Heinz"

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    Tracking wintering areas and post-breeding migration of a declining farmland bird – An indispensable basis for successful conservation by Kämpfer, Steffen, Kruckenberg, Helmut, Düttmann, Heinz, Kölzsch, Andrea, Jiguet, Frédéric, Bocher, Pierrick, Fartmann, Thomas

    Published in Global ecology and conservation (01-09-2023)
    “…Many farmland birds, such as the Eurasian Curlew (Numenius arquata; here in after Curlew), are in steep decline. So far, decreased reproduction and, hence, an…”
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    Journal Article
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    Grazing effects of wintering geese on grassland yield: A long‐term study from Northwest Germany by Düttmann, Heinz, Kruckenberg, Helmut, Bünte, Rolf, Delingat, Julia, Emke, Dieter, Garlichs, Mona, Korner, Pius, Kowallik, Christine, Lauenstein, Gerhard, Südbeck, Peter, Bairlein, Franz

    Published in The Journal of applied ecology (01-03-2023)
    “…Escalating conflicts between grassland farming and wintering geese in northern Germany stimulated a long‐term study in order to promote a fair and workable…”
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    Journal Article
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    Flash in the pan: how grassland renewal affects reproduction of Northern Lapwings Vanellus vanellus by Düttmann, Heinz, Grande, Celia, Düttmann, Jennifer

    Published in Bird study (02-10-2018)
    “…Capsule: Grassland renewal is associated with short-term beneficial effects on density and reproduction of Northern Lapwings Vanellus vanellus followed by…”
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    Journal Article
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    Joint flight bouts but short-term association in migrating Eurasian Curlews Numenius arquata by Jiguet, Frédéric, Bocher, Pierrick, Kruckenberg, Helmut, Kämpfer, Steffen, Debenest, Etienne, Lorrillière, Romain, Rousseau, Pierre, Szajda, Maciej, Düttmann, Heinz

    Published in Bird study (02-01-2021)
    “…Migration associations by Eurasian Curlews Numenius arquata are temporary and last for single flight bouts between stopover sites. Migrant shorebirds are known…”
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    Journal Article
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    Influence of comfort and social stimuli on a comfort movement and a display derived from it by SEBBEL, PETER, DÜTTMANN, HEINZ, GROOTHUIS, TON

    Published in Animal behaviour (01-01-1998)
    “…We tested the extent of emancipation of the Whistle-shake display of male shelducks,Tadorna tadorna, from causal factors controlling its presumed evolutionary…”
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    Evolutionary Origin, Proximate Causal Organization and Signal Value of the Whistle-Shake-Display of Male Shelducks (Tadorna Tadorna) by Düttmann, Heinz, Groothuis, Ton

    Published in Behaviour (1996)
    “…This paper focusses on the phenomenon of emancipation in the Whistle-shake, an epigamic display of male shelducks. A comparison with other motor patterns and…”
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    Journal Article