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Die Naturwissenschaften|December 13, 2006
Forest clearing and sex ratio in forest-dwelling wood ant Formica aquiloniaJouni Sorvari, Harri HakkarainenOecologia|March 18, 2017
Environmental, parental and adaptive variation in egg size of Tengmalm's owls under fluctuating food conditionsHarri Hakkarainen, Erkki KorpimäkiOecologia|March 18, 2017
Why do territorial male Tengmalm's owls fail to obtain a mate?Harri Hakkarainen, Erkki KorpimäkiOecologia|March 18, 2017
Fluctuating food supply affects the clutch size of Tengmalm's owl independent of laying dateErkki Korpimäki, Harri HakkarainenOecologia|March 18, 2017
Does feeding effort of Tengmalm's owls reflect offspring survival prospects in cyclic food conditions?Harri Hakkarainen, Erkki KorpimäkiProceedings. Biological Sciences|April 2, 2005
Lifetime reproduction of a forest-dwelling owl increases with age and area of forestsToni Laaksonen, Harri Hakkarainen, Erkki KorpimäkiOecologia|September 28, 2024
Coexistence of territorial competitor ants in fragmented boreal forest landscapeJouni Sorvari, Esa Huhta, Harri HakkarainenInsect Science|August 20, 2013
Survival of transplanted nests of the red wood ant Formica aquilonia (Hymenoptera: Formicidae): the effects of intraspecific competition and forest clear-cuttingJouni Sorvari, Esa Huhta, Harri HakkarainenEnvironmental Entomology|March 20, 2008
Immune defense of ants is associated with changes in habitat characteristicsJouni Sorvari, Harri Hakkarainen, Markus J RantalaBiology Letters|December 7, 2006
Environmental pollution has sex-dependent effects on local survivalTapio Eeva, Harri Hakkarainen, Toni Laaksonen, et al.Pageof 3