| The arctic charr Salvelinus alpinus in Thingvallavatn OT Sandlund, K Gunnarsson, PM Jónasson, B Jonsson, T Lindem, ... Oikos, 305-351, 1992 | 301 | 1992 |
| Dung fly struggles: evidence for assessment strategy H Sigurjonsdottir, GA Parker Behavioral Ecology and Sociobiology 8, 219-230, 1981 | 158 | 1981 |
| Social relationships in a group of horses without a mature stallion H Sigurjónsdóttir, M van Dierendonck, S Snorrason, A Thórhallsdóttir Behaviour 140 (6), 783-804, 2003 | 147 | 2003 |
| Alternative mating tactics of arctic charr, Salvelinus alpinus, in Thingvallavatn, Iceland H Sigurjónsdóttir, K Gunnarsson Environmental biology of Fishes 26, 159-176, 1989 | 113 | 1989 |
| Differences in social behaviour between late pregnant, post-partum and barren mares in a herd of Icelandic horses MC Van Dierendonck, H Sigurjónsdóttir, B Colenbrander, ... Applied Animal Behaviour Science 89 (3-4), 283-297, 2004 | 94 | 2004 |
| Aggression and dominance in matched groups of subadult Icelandic horses (Equus caballus) H Vervaecke, JMG Stevens, H Vandemoortele, H Sigurjonsdottir, ... Journal of Ethology 25, 239-248, 2007 | 80 | 2007 |
| Interventions in social behaviour in a herd of mares and geldings MC VanDierendonck, H de Vries, MBH Schilder, B Colenbrander, ... Applied Animal Behaviour Science 116 (1), 67-73, 2009 | 71 | 2009 |
| The effect of land based seal watching tourism on the haul-out behaviour of harbour seals (Phoca vitulina) in Iceland SM Granquist, H Sigurjonsdottir Applied Animal Behaviour Science 156, 85-93, 2014 | 58 | 2014 |
| Students (ages 6, 10, and 15years) in six countries knowledge of animals. P Patrick, J Byrne, SD Tinnucliffe, T Asunta, GS Carvalho, ... | 54 | 2013 |
| Food competition among Scotophugu stercoraria Iarvae with emphasis on its effects on reproductive success H Sigurjónsdóttir Ecological Entomology 9 (1), 81-90, 1984 | 50 | 1984 |
| The benefits of high rank in the wintertime—a study of the Icelandic horse HB Ingólfsdóttir, H Sigurjónsdóttir Applied Animal Behaviour Science 114 (3-4), 485-491, 2008 | 45 | 2008 |
| Distribution of male yellow dungflies around ovipasition sites: The effect of body size H Sigurjónsdóttir, SS Snorrason Ecological Entomology 20 (1), 84-90, 1995 | 43 | 1995 |
| Significance of group composition for the welfare of pastured horses H Sigurjónsdóttir, H Haraldsson Animals 9 (1), 14, 2019 | 42 | 2019 |
| The evolution of sexual size dimorphism in gamebirds, waterfowl and raptors H Sigurjónsdóttir Ornis Scandinavica, 249-260, 1981 | 40 | 1981 |
| The effect of stallions on social interactions in domestic and semi feral harems SM Granquist, AG Thorhallsdottir, H Sigurjonsdottir Applied Animal Behaviour Science 141 (1-2), 49-56, 2012 | 33 | 2012 |
| Evolutionary aspects of sexual, dimorphism in size: studies on dung flies and three groups of birds H Sigurjónsdóttir | 26 | 1980 |
| The Effects of Habitat Type and Volcanic Eruptions on the Breeding Demography of Icelandic Whimbrels Numenius phaeopus B Katrínardóttir, JA Alves, H Sigurjónsdóttir, P Hersteinsson, ... PloS one 10 (7), e0131395, 2015 | 20 | 2015 |
| Sexing Icelandic Whimbrels Numenius phaeopus islandicus with DNA and biometrics B Katrínardóttir, S Pálsson, TG Gunnarsson, H Sigurjónsdóttir Ringing & Migration 28 (1), 43-46, 2013 | 18 | 2013 |
| Domestic foal weaning: need for re-thinking breeding practices? S Henry, H Sigurjónsdóttir, A Klapper, J Joubert, G Montier, M Hausberger Animals 10 (2), 361, 2020 | 16 | 2020 |
| The behaviour of stallions in a semiferal herd in Iceland: time budgets, home ranges, and interactions H Sigurjonsdottir, AG Thorhallsdottir, HM Hafthorsdottir, SM Granquist International Journal of Zoology 2012 (1), 162982, 2012 | 16 | 2012 |
