Olav Hogstad
Department of Natural Historyolav.hogstad@ntnu.no +47 73592207 +47 91897024 Erling Skakkes gate 47A, Schøninghuset*B-239
Background and activities
Scientific, academic and artistic work
A selection of recent journal publications, artistic productions, books, including book and report excerpts. See all publications in the database
Journal publications
- (2015) Rank-related response in foraging site selection and vigilance behaviour of a small passerine to different winter weather conditions. Ornis Fennica. vol. 92.
- (2015) Social behaviour in the non-breeding season in Great Tits Parus major and Willow Tits Poecile montanus - differences in juvenile birds' route to territorial ownership, and pair-bond stability and mate protections in adults. Ornis Norvegica. vol. 38.
- (2015) The influence of climatic conditions in breeding grounds and migratory flyways on a subalpine Norwegian Willow Warbler Phylloscopus trochilus population. Ornis Fennica. vol. 92 (2).
- (2014) Ecology and behaviour of winter floaters in a subalpine population of Willow Tits, Poecile montanus. Ornis Fennica. vol. 91 (1).
- (2014) Pair-bond formation and mate fidelity among juvenile Willow Tits. Ornis Norvegica. vol. 37.
- (2013) Fattening strategies and social status in Willow Tits Poecile montanus during the non-breeding season: support for the optimal body mass hypothesis. Det Kongelige Norske Videnskabers Selskabs Skrifter.
- (2013) Species richness and structure of a breeding passerine bird community in a spruce-dominated boreal forest in central Norway: stability from 1960s to 2013. Ornis Norvegica. vol. 36.
- (2012) Svein Haftorn: Contribution to the food biology of tits, especially about storing of surplus food. Part IV. A comparative analysis of Parus atricapillus L., P. cristatus L. and P. ater L. DKNVS Skrifter 1956. Det Kongelige Norske Videnskabers Selskabs Skrifter. vol. 2011 (4).
- (2011) No effect of heavy metal content on the external morphology of first-year wintering Willow Tits Poecile montanus. Ornis Norvegica. vol. 34.
- (2011) Wing length as a predictor of body size in the Willow Tit Poecile montanus. Ornis Norvegica. vol. 34.
- (2010) Does high social rank position affect winter survival of Willow Tits Poecile montanus negatively under prolonged conditions of extremely low ambient temperature?. Ornis Norvegica. vol. 33.
- (2010) Sexual differences in foraging behaviour in the Lesser Spotted Woodpecker Dendrocopos minor. Ornis Norvegica. vol. 33.
- (2009) Sexual differences of labour during breeding activities and terrirory use in the Lesser Spotted Woodpecker Dendrocopos minor. Ornis Norvegica. vol. 32 (1).
- (2009) Winter flock coherence in Willow Tits - who decide what and why. Ornis Norvegica. vol. 32.
- (2009) Gloger´s ecogeographical rule and colour variation among Willow Tits Parus montanus. Ornis Norvegica. vol. 32 (1).
- (2008) Reproductive correlates of eggshell thickness in European woodpeckers. Ornis Norvegica. vol. 31.
- (2007) Structure and dynamics of a high mountain wetland bird community in southern Norway: An 18-year study of waders and gulls. Ornis Norvegica. vol. 30.
- (2007) Population dynamics and breeding biology in three Turdus species during 40 years in a subalpine birch forest. Det Kongelige Norske Videnskabers Selskabs Skrifter.
- (2007) Heavy metal load and dominance hierarchy in juvenile willow tits during winter. Environmental Pollution. vol. 147.
- (2007) Waves and synchrony in Epirrita autumnata/Operophtera brumata outbreaks. I. Lagged synchrony: regionally, locally and among species. Journal of Animal Ecology. vol. 76.