| P2093 | author name string | Virpi Lummaa | |
| | Charlotte Faurie | |
| | Aïda Nitsch | |
| P2860 | cites work | Food and fitness: associations between crop yields and life-history traits in a longitudinally monitored pre-industrial human population. | Q51553493 |
| | Pair-bonding modifies the age-specific intensities of natural selection on human female fecundity. | Q51560863 |
| | Helper effects on pup lifetime fitness in the cooperatively breeding red wolf (Canis rufus). | Q51616828 |
| | Producing sons reduces lifetime reproductive success of subsequent offspring in pre-industrial Finns. | Q51701620 |
| | Infectious diseases and regional differences in Finnish death rates, 1749-1773. | Q52784263 |
| | The reliability of the registration of births and deaths in Finland in the eighteenth and nineteenth centuries: some examples. | Q52818379 |
| | Life-history theory, fertility and reproductive success in humans. | Q52938249 |
| | When fecundity does not equal fitness: evidence of an offspring quantity versus quality trade-off in pre-industrial humans. | Q53160977 |
| | Natural selection on age-specific fertilities in human females: comparison of individual-level fitness measures. | Q55340045 |
| | Brothers delay menarche and the onset of sexual activity in their sisters. | Q55462004 |
| | Birth order, individual sex and sex of competitors determine the outcome of conflict among siblings over parental care. | Q55554196 |
| | Parent-Offspring Conflict | Q55918506 |
| | “Modernization” increases parental investment and sibling resource competition: evidence from a rural development initiative in Ethiopia | Q56533047 |
| | Importance of habitat saturation and territory quality for evolution of cooperative breeding in the Seychelles warbler | Q56686607 |
| | Counting the costs: the evolution of male-biased care in the cooperatively breeding banded mongoose | Q56689061 |
| | Who keeps children alive? A review of the effects of kin on child survival | Q57319356 |
| | Elder brothers affect the life history of younger siblings in preindustrial humans: social consequence or biological cost? | Q57934696 |
| | Intrafamilial resource competition and mate competition shaped social-group-specific natal dispersal in the 18th and 19th century Krummhörn population | Q80474260 |
| | SEXUAL COMPETITION AMONG BROTHERS MAY INFLUENCE OFFSPRING SEX RATIO IN SNAKES | Q88208075 |
| | Middleborns disadvantaged? Testing birth-order effects on fitness in pre-industrial Finns | Q21143773 |
| | The genetical evolution of social behaviour. I | Q28256872 |
| | Cooperation and competition in a cliff-dwelling people | Q30502272 |
| | Natural selection on female life-history traits in relation to socio-economic class in pre-industrial human populations | Q33290439 |
| | Severe intergenerational reproductive conflict and the evolution of menopause | Q33354171 |
| | Darwin and the puzzle of primogeniture : An essay on biases in parental investment after death. | Q33356972 |
| | An evolutionary theory of the family | Q33946713 |
| | Land inheritance establishes sibling competition for marriage and reproduction in rural Ethiopia | Q34160605 |
| | Fitness benefits of prolonged post-reproductive lifespan in women | Q34304920 |
| | Parental investment and the optimization of human family size | Q34455086 |
| | Intrafamilial conflict and parental investment: a synthesis | Q35213039 |
| | Natural and sexual selection in a monogamous historical human population | Q35991396 |
| | Sex-specific sibling interactions and offspring fitness in vertebrates: patterns and implications for maternal sex ratios | Q36469467 |
| | Individuals and populations: the role of long-term, individual-based studies of animals in ecology and evolutionary biology | Q37786711 |
| | The evolution of human parental care and recruitment of juvenile help | Q37904445 |
| | Do "helpers at the nest" increase their parents' reproductive success? | Q38956591 |
| | Biased parental investment and reproductive success in Gabbra pastoralists | Q39199640 |
| | Ecological constraints, life history traits and the evolution of cooperative breeding | Q40758972 |
| | Resource competition and reproduction : The relationship between economic and parental strategies in the Krummhörn population (1720-1874). | Q40991554 |
| | Women's work, child care, and helpers-at-the-nest in a hunter-gatherer society | Q47306161 |
| P433 | issue | 1750 | |
| P921 | main subject | sibling | Q31184 |
| P304 | page(s) | 20122313 | |
| P577 | publication date | 2013-01-01 | |
| P1433 | published in | Proceedings of the Royal Society B | Q2625424 |
| P1476 | title | Are elder siblings helpers or competitors? Antagonistic fitness effects of sibling interactions in humans. | |
| P478 | volume | 280 | |