- Hominin life history: reconstruction and evolutionShannen L Robson
Department of Anthropology, University of Utah, Salt Lake City, UT 84112, USA
J Anat 212:394-425. 2008..At least one extinct hominin subclade, Paranthropus, has a pattern of dental life history-related variables that most likely set it apart from the life histories of both modern humans and chimpanzees...
- Twinning in humans: maternal heterogeneity in reproduction and survivalShannen L Robson
Department of Anthropology, University of Utah, Salt Lake City, UT, USA
Proc Biol Sci 278:3755-61. 2011..From the largest historical sample of twinning mothers yet published, we conclude that bearing twins is more likely for those with a robust phenotype and is a useful index of maternal heterogeneity...
- Mortality and fertility rates in humans and chimpanzees: How within-species variation complicates cross-species comparisonsKristen Hawkes
Department of Anthropology, University of Utah, Salt Lake City, 84112 0600, USA
Am J Hum Biol 21:578-86. 2009..We report these puzzles using data from nine human populations and both wild and captive chimpanzees, and suggest that systematic differences in the heterogeneity of surviving adults may explain them...