The breeding season of the flightless cormorant Nannopterum harrisi at Cabo Hammond, Fernandina
In: The Ibis, Jg. 125 H. 2, S. 221-2231983
Characterization of proteins and fatty acid composition in galapagos fur seal milk. Occurrence of whey and casein protein polymorphisms
In: Comparative Biochemistry and Physiology, Part B: Biochemistry and Molecular Biology, Jg. 90 H. 2, S. 447-4521988


Milk of the Galápagos fur seal and sea lion, with a comparison of the milk of eared selas (Otariidae)
In: Journal of zoology, Jg. 209, S. 271-2771986
Temperature regulation and microhabitat choice by free-ranging Galapagos fur seal pups (Arctocephalus galapagoensis)
In: Oecologia, Jg. 69 H. 1, S. 53-591986