Indrikis Krams
Indrikis Krams
Professor, University of Latvia; Latvian Biomedical Research and Study Centre; University of Tartu
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Evidence for the stress-linked immunocompetence handicap hypothesis in humans
MJ Rantala, FR Moore, I Skrinda, T Krama, I Kivleniece, S Kecko, I Krams
Nature communications 3 (1), 694, 2012
Experimental evidence of reciprocal altruism in the pied flycatcher
I Krams, T Krama, K Igaune, R Mänd
Behavioral Ecology and Sociobiology 62, 599-605, 2008
A rapid effect of handling on counts of white blood cells in a wintering passerine bird: a more practical measure of stress?
D Cīrule, T Krama, J Vrublevska, MJ Rantala, I Krams
Journal of Ornithology 153, 161-166, 2012
Linking social complexity and vocal complexity: a parid perspective
I Krams, T Krama, TM Freeberg, C Kullberg, JR Lucas
Philosophical Transactions of the Royal Society B: Biological Sciences 367 …, 2012
Depression subtyping based on evolutionary psychiatry: proximate mechanisms and ultimate functions
MJ Rantala, S Luoto, I Krams, H Karlsson
Brain, Behavior, and Immunity 69, 603-617, 2018
Geographic patterns of genetic differentiation and plumage colour variation are different in the pied flycatcher (Ficedula hypoleuca)
PK Lehtonen, T Laaksonen, AV Artemyev, E Belskii, C Both, S Bureš, ...
Molecular Ecology 18 (21), 4463-4476, 2009
Interspecific reciprocity explains mobbing behaviour of the breeding chaffinches, Fringilla coelebs
I Krams, T Krama
Proceedings of the Royal Society of London. Series B: Biological Sciences …, 2002
Heterophil/lymphocyte ratios predict the magnitude of humoral immune response to a novel antigen in great tits (Parus major)
I Krams, J Vrublevska, D Cirule, I Kivleniece, T Krama, MJ Rantala, E Sild, ...
Comparative Biochemistry and Physiology Part A: Molecular & Integrative …, 2012
Adiposity, compared with masculinity, serves as a more valid cue to immunocompetence in human mate choice
MJ Rantala, V Coetzee, FR Moore, I Skrinda, S Kecko, T Krama, ...
Proceedings of the Royal Society B: Biological Sciences 280 (1751), 20122495, 2013
Communication in crested tits and the risk of predation
I Krams
Animal Behaviour 61 (6), 1065-1068, 2001
Women’s preferences for men’s facial masculinity are strongest under favorable ecological conditions
UM Marcinkowska, MJ Rantala, AJ Lee, MV Kozlov, T Aavik, H Cai, ...
Scientific reports 9 (1), 1-10, 2019
New behavioural trait adopted or rejected by observing heterospecific tutor fitness
JT Seppänen, JT Forsman, M Mönkkönen, I Krams, T Salmi
Proceedings of the Royal Society B: Biological Sciences 278 (1712), 1736-1741, 2011
Length of feeding day and body weight of great tits in a single-and a two-predator environment
I Krams
Behavioral Ecology and Sociobiology 48, 147-153, 2000
A life history approach to the female sexual orientation spectrum: Evolution, development, causal mechanisms, and health
S Luoto, I Krams, MJ Rantala
Archives of Sexual Behavior 48, 1273-1308, 2019
Cost of mobbing call to breeding pied flycatcher, Ficedula hypoleuca
T Krama, I Krams
Behavioral Ecology 16 (1), 37-40, 2005
The increased risk of predation enhances cooperation
I Krams, A Bērziņš, T Krama, D Wheatcroft, K Igaune, MJ Rantala
Proceedings of the Royal Society B: Biological Sciences 277 (1681), 513-518, 2010
Mixed company: a framework for understanding the composition and organization of mixed‐species animal groups
E Goodale, H Sridhar, KE Sieving, P Bangal, GJ Colorado Z, DR Farine, ...
Biological Reviews 95 (4), 889-910, 2020
Phenological sensitivity to climate change is higher in resident than in migrant bird populations among European cavity breeders
JM Samplonius, L Bartošová, MD Burgess, AV Bushuev, T Eeva, ...
Global change biology 24 (8), 3780-3790, 2018
Group effect in nest defence behaviour of breeding pied flycatchers, Ficedula hypoleuca
I Krams, A Bērziņš, T Krama
Animal Behaviour 77 (2), 513-517, 2009
Fattening strategies of wintering great tits support the optimal body mass hypothesis under conditions of extremely low ambient temperature
I Krams, D Cirule, V Suraka, T Krama, MJ Rantala, G Ramey
Functional Ecology 24 (1), 172-177, 2010
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Artículos 1–20