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Evolution is the process of heritable change in populations of organisms over multiple generations. Evolutionary biology is the study of this process, which can occur through mechanisms including natural selection, sexual selection and genetic drift.
Assembly of a pan-genome from 910 humans of African descent identifies 296.5 Mb of novel DNA mapping to 125,715 distinct contigs. This African pan-genome contains ~10% more DNA than the current human reference genome.
Females are often dominant in spotted hyaena societies. Here, the authors show that this dominance emerges from male-biased dispersal and its effect on social bonds, which can result in increased social support for females.
Have Neanderthals gained an unfair reputation for having led highly violent lives? A comparison of skulls of Neanderthals and prehistoric humans in Eurasia reveals no evidence of higher levels of trauma in these hominins.