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Oecologia|May 27, 2017
Experimental increase of predation risk induces breeding dispersal of Tengmalm's owlHarri Hakkarainen, Petteri Ilmonen, Vesa Koivunen, et al.Oecologia|May 4, 2017
Hatching asynchrony and brood reduction in Tengmalm's owl Aegolius funereus: the role of temporal and spatial variation in food abundanceJari Valkama, Erkki Korpimäki, Aki Holm, et al.Oecologia|May 27, 2017
Survival of male Tengmalm's owls under temporally varying food conditionsHarri Hakkarainen, Erkki Korpimäki, Vesa Koivunen, et al.Biology Letters|February 5, 2010
Fluctuating feather asymmetry in relation to corticosterone levels is sex-dependent in Eurasian treecreeper (Certhia familiaris) nestlingsSamuli Helle, Petri Suorsa, Esa Huhta, et al.Oecologia|March 18, 2017
Blood parasites and nest defense behaviour of Tengmalm's owlsHarri Hakkarainen, Petteri Ilmonen, Vesa Koivunen, et al.Journal of Chemical Ecology|May 7, 2010
Carotenoid composition of invertebrates consumed by two insectivorous bird speciesTapio Eeva, Samuli Helle, Juha-Pekka Salminen, et al.Oecologia|May 27, 2017
Prey depletion by the foraging of the Eurasian treecreeper, Certhia familiaris, on tree-trunk arthropodsAri Jäntti, Teija Aho, Harri Hakkarainen, et al.Oecologia|September 18, 2004
Competitive interactions among raptors in boreal forestsHarri Hakkarainen, Sakari Mykrä, Sami Kurki, et al.Oecologia|December 15, 2007
Survival of male Tengmalm's owls increases with cover of old forest in their territoryHarri Hakkarainen, Erkki Korpimäki, Toni Laaksonen, et al.Proceedings. Biological Sciences|November 14, 2003
Forest fragmentation is associated with primary brood sex ratio in the treecreeper (Certhia familiaris)Petri Suorsa, Heikki Helle, Esa Huhta, et al.Pageof 3