Time budget in Galápagos fur seal pups: the influence of the mother's presence and absence on pup activity and play
Arnold, Werner ; Trillmich, FritzIn: Behaviour, Jg. 92, S. 302-3211985Intraspecific allometry of neonatal size in the antarctic fur seal (Arctocephalus galapagoensis)
Costa, D. P. ; Trillmich, Fritz ; Croxall, J. P.In: Behavioral Ecology and Sociobiology, Jg. 22 H. 5, S. 361-3641988Estimating diet composition from scat analysis in otariid seals (Otariidae): is it reliable?
Dellinger, T. ; Trillmich, FritzIn: Canadian journal of zoology, Jg. 66 H. 8, S. 1865-18701988Diving behavior of Galápagos fur seals
Kooyman, Gerald L. ; Trillmich, Fritz ; Gentry, Roger L. (Hrsg.) ; Kooyman, Gerald L. (Hrsg.)1986Diving behavior of Galápagos sea lions
Kooyman, Gerald L. ; Trillmich, Fritz ; Gentry, Roger L. (Hrsg.) ; Kooyman, Gerald L. (Hrsg.)1986Temperature regulation and microhabitat choice by free-ranging Galapagos fur seal pups (Arctocephalus galapagoensis)
Limberger, Dominique ; Trillmich, Fritz ; Biebach, Herbert ; Stevenson, Robert D.In: Oecologia, Jg. 69 H. 1, S. 53-591986Distribution and abundance of sea lions (Otaria byronia) and fur seals (Arctocephalus australis) in Peru
Majluf, Patricia ; Trillmich, FritzIn: Zeitschrift für Säugetierkunde, Jg. 46, S. 384-3931981Swimming velocities in otariids
Ponganis, Paul J. ; Ponganis, Edward P. ; Ponganis, Katharine V. ; Kooyman, Gerald L. ; Gentry, Roger L. ; Trillmich, FritzIn: Canadian journal of zoology, Jg. 68 H. 101990Are endotherms emancipated?: some considerations on the cost of reproduction
Trillmich, FritzIn: Oecologia, Jg. 69 H. 4, S. 631-6331986The behavioral ecology of maternal effort in fur seals and sea lions
Trillmich, FritzIn: Behaviour, Jg. 114 H. 1, S. 3-201990Effects of the 1982/83 El Nino on Galápagos fur seals and sea lions
Trillmich, FritzIn: Noticias de Galápagos, Jg. 42, S. 22-231985Maternal investment and sex-allocation in the Galapagos fur seal, Arctocephalus galapagoensis
Trillmich, FritzIn: Behavioral Ecology and Sociobiology, Jg. 19 H. 3, S. 157-1641986Mutual mother-pup recognition in Galápagos fur seals and sea lions: cues used and functional significance
Trillmich, FritzIn: Behaviour, Jg. 78 H. 1, S. 21-421981Attendance behavior of Galápagos fur seals
Trillmich, Fritz ; Gentry, Roger L. (Hrsg.) ; Kooyman, Gerald L. (Hrsg.)1986Attendance behavior of Galápagos sea lions
Trillmich, Fritz ; Gentry, Roger L. (Hrsg.) ; Kooyman, Gerald L. (Hrsg.)1986Characterization of proteins and fatty acid composition in galapagos fur seal milk. Occurrence of whey and casein protein polymorphisms
Trillmich, Fritz ; Kirchmeier, Dorothea ; Kirchmeier, Otto ; Krause, Ingolf ; Lechner, Erika ; Scherz, Heimo ; Eichinger, Hans ; Seewald, MarkusIn: Comparative Biochemistry and Physiology, Part B: Biochemistry and Molecular Biology, Jg. 90 H. 2, S. 447-4521988Attendance and diving behavior of South American fur seals during El Nino in 1983
Trillmich, Fritz ; Kooyman, Gerald L. ; Majluf, Patricia ; Sanchez-Grinan, M. ; Gentry, Roger L. (Hrsg.) ; Kooyman, Gerald L. (Hrsg.)1986Milk of the Galápagos fur seal and sea lion, with a comparison of the milk of eared selas (Otariidae)
Trillmich, Fritz ; Lechner, ErikaIn: Journal of zoology, Jg. 209, S. 271-2771986Drastic effects of El Nino on Galapagos pinnipeds
Trillmich, Fritz ; Limberger, DominiqueIn: Oecologia, Jg. 67 H. 1, S. 19-221985First observations on colony structure, behavior and vocal repertoire of the South American fur seal (Arctocephalus australis, Zimmermann 1783) in Per [...]
Trillmich, Fritz ; Majluf, PatriciaIn: Zeitschrift für Säugetierkunde, Jg. 46, S. 310-3221981