Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Dieter Schmidl"'
Publikováno v:
PLoS ONE, Vol 3, Iss 8, p e3073 (2008)
Sexually dimorphic anatomy of brain areas is thought to be causally linked to sex differences in behaviour and cognitive functions. The sex with the regional size advantage (male or female) differs between brain areas and species. Among adult songbir
Externí odkaz:
https://doaj.org/article/da875704051c4dffa2d421df924f8fc2
Autor:
Dieter Schmidl, Georg Heine, Wolfgang Friedrich, Jesko Partecke, Herbert Biebach, Iris Biebach
Publikováno v:
Ibis. 142:623-634
Radar observations of the diurnal timing of bird migration in the Sahara Desert are presented for autumn migration. Study sites were on a transect along the north-south migratory direction. Three groups of birds migrating either during day, evening o
Autor:
Georg Heine, Herbert Biebach, Susanne Jenni-Eiermann, Wolfgang Friedrich, Lukas Jenni, Dieter Schmidl
Publikováno v:
Ibis. 133:414-422
The temporal pattern of migration by passerine birds during the night, and their arrival during the day at the Egyptian coast and in the northern Sahara Desert was investigated. The mean direction of nocturnal migration at the coast was south-southea
Autor:
Eberhard Gwinner, Heiner Flinks, Dirk GeueD. Geue, Ingrid Schwabl, Dieter Schmidl, Wolfgang Goymann, Hubert Schwabl
Publikováno v:
Hormones and Behavior. 50:779-785
Northern-temperate male birds show seasonal changes in testosterone concentrations with a peak during the breeding season. Many tropical birds express much lower concentrations of testosterone with slight elevations during breeding. Here we describe
Publikováno v:
Journal of Ornithology. 147:87-96
We present an analysis of song type differences between populations of seven forest weaver (Ploceus bicolor) subspecies. Phonology and syntax of the melodious parts of song types differ between these populations to the same extent as they differ betw
Autor:
Dieter Schmidl
Publikováno v:
ATZ - Automobiltechnische Zeitschrift. 103:646-653
Die Forderung nach einem geringeren Treibstoffverbrauch des europaischen Kunden und die Flottenverbrauchsregelung in den USA haben zu einem verstarkten Interesse der Automobilindustrie hinsichtlich der Wirkungsgrade der einzelnen Antriebskomponenten
Autor:
Dieter Schmidl
Publikováno v:
ATZ worldwide. 103:20-23
Car manufacturers have become increasingly interested in the efficiency of driveline components and other fuel-saving potentials, due to European customers’ growing demand for vehicles with lower fuel consumption as well as the corporate average fu
Publikováno v:
African Journal of Ecology. 35:378-380
Autor:
Dieter Schmidl
Publikováno v:
Ostrich. 61:12-12
Autor:
Dieter Schmidl, Heinz-Ulrich Reyer
Publikováno v:
Emu - Austral Ornithology. 88:150-160
Laughing Kookaburras Dacelo novaeguineae combine a conspicuous group vocalisation with a social structure in which subordinate helpers assist a dominant breeding pair in raising young. The structural and temporal characteristics of the laugh song in