Spatial proximity and mate-specific behaviour in a flock of budgerigars (Melopsittacus undulatus; Aves, Psittacidae)
In: Zeitschrift für Tierpsychologie, Jg. 41, S. 307-3311976Temperature regulation and microhabitat choice by free-ranging Galapagos fur seal pups (Arctocephalus galapagoensis)
In: Oecologia, Jg. 69 H. 1, S. 53-591986Time budget in Galápagos fur seal pups: the influence of the mother's presence and absence on pup activity and play
In: Behaviour, Jg. 92, S. 302-3211985Tracing early stages of species differentiation: ecological, morphological and genetic divergence of Galápagos sea lion populations
In: BMC Evolutionary Biology, Jg. 8 H. 12008Vocal mother-offspring communication in guinea pigs: females adjust maternal responsiveness to litter size
In: Frontiers in Zoology, Jg. 5 H. 12008Within-Family Environment and Cross-Fostering Stress Affect Behavior and Physiology in Wild Cavies (Cavia aperea)
In: Frontiers in Psychology, Jg. 112020Zur Siedlungsdichte von Rotmilan (Milvus milvus) und Mäusebussard (Buteo buteo) bei Hildesheim
In: Die Vogelwelt, Jg. 90, S. 98-1081969