Shouts of triumph

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As triumph ( engl. : Triumph displays ) is in the ethology an expression behavior in particular Anseriformes , respectively. It is a sequence of Schnatter sounds typical for the respective species , which are produced, for example, after a conspecific that has entered the breeding area has been chased away. The term triumphant shouting was introduced into behavioral biological literature by Oskar Heinroth and later taken up by Konrad Lorenz .

Similar sounding utterances, which are interpreted as the ritualized conclusion of the pair formation , were also referred to as shouts of triumph .

A study published by Helga Mamblona-Fischer in 1965 on the cry of triumph of the gray geese attributed an even more extensive function to these vocalizations , namely to strengthen the cohesion of the couples within a larger flock. At the same time, the author described a ritualized sequence of movements during which the cry of triumph is uttered.

In 2012, a study on Little Penguins came to the conclusion that the vocalizations of successful males, also known as cries of triumph in penguins after an intra-species dispute, are interpreted by male conspecifics - measurable due to an increasing heartbeat rate - as the declaration of a "victory".

Individual evidence

  1. ^ Oskar Heinroth : Contributions to biology, namely ethology and psychology of the anatids. In: Reports of the V. Int. Ornithologists Congress , Berlin 1910, p. 559 ff.
  2. Konrad Lorenz : Comparative movement studies on anatides. In: Journal for Ornithology , Volume 89, Supplementary Volume 3, 1941, pp. 194–293 (reprinted in: Konrad Lorenz: About animal and human behavior. Collected papers, Volume II. Piper, Munich 1965, pp. 13–113. ISBN 3-492-01386-4 )
  3. Konrad Lorenz: Here I am - where are you? Ethology of the greylag goose. Piper, Munich / Zurich 1988. ISBN 349203246X
  4. Helga Fischer: The triumphant cry of the gray goose (Anser anser). In: Zeitschrift für Tierpsychologie , Volume 22, No. 3, 1965, pp. 247-304, DOI: 10.1111 / j.1439-0310.1965.tb01498.x
  5. Solveig C. Mouterde et al .: Triumph displays inform eavesdropping little blue penguins of new dominance asymmetries. In: Animal Behavior , Volume 83, No. 3, 2012, pp. 605-611, doi: 10.1016 / j.anbehav.2011.11.032