Dierk Franck

An Experiment On Spacing-Out as a Defence Against Predation

N. Tinbergen, Monica Impekoven, Dierk Franck · Behaviour · 1967 · 385 citations

Life Sciences, Ecology, Zoology +12

Characteristics of whistles from the acoustic repertoire of resident killer whales (<i>Orcinus orca</i>) off Vancouver Island, British Columbia

Frank Thomsen, Dierk Franck, John K. B. Ford · The Journal of the Acoustical Society of America · 2001 · 123 citations

Natural Sciences, Marine Sciences, Zoology +17

Effects of Rank‐order Fights on Whole‐body and Blood Concentrations of Androgens and Corticosteroids in the Male Swordtail (<i>Xiphophorus helleri</i>)

Ralph‐P. Hannes, Dierk Franck, F. Liemann · Zeitschrift für Tierpsychologie · 1984 · 73 citations

Life Sciences, Endocrinology, Zoology +15

On the communicative significance of whistles in wild killer whales ( Orcinus orca )

Frank Thomsen, Dierk Franck, John K. B. Ford · Die Naturwissenschaften · 2002 · 69 citations

Life Sciences, Marine Biology, Zoology +16

The effect of social isolation on androgen and corticosteroid levels in a cichlid fish (Haplochromis burtoni) and in swordtails (Xiphophorus helleri)

Ralph-Peter Hannes, Dierk Franck · Hormones and Behavior · 1983 · 58 citations

Medicine, Animal Sciences, Endocrinology +13