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Primates frequently form affiliative relationships that have important fitness consequences. Affiliative relationships between unrelated males and females are ubiquitous in humans but are not widely reported in humans' closest living relatives, chimpanzees (Pan troglodytes). Instead, adult male chimpanzees are...
Further, in addition to their involvement in AP, the participants are engaged in liberal professions such as advocacy, fitness training, and medicine. Procedure After receiving ethical approval to conduct the research from Bar-Ilan University, the participants were applied through Internet dating sites...
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Socio-sexual environments have profound effects on fitness. Local sex ratios can alter the threat of sexual competition, to which males respond via plastic... I Mohorianu,A Bretman,D Smith,... - 《Rna-a Publication of the Rna Society》 被引量: 0发表: 2017年 Consistent condom use reduces...
Adolescent and young adult males form social bonds with maternal brothers, as do older adult males. Unlike middle-aged adult males, however, adolescent and young adult males forge some of their strongest bonds with old males rather than with their peers. Unexpectedly, some of the strongest ...
Timing of reproduction has major fitness consequences, which can only be understood when the phenology of the food for the offspring is quantified. For ins... ME Visser,LJM Holleman,P Gienapp - 《Oecologia》 被引量: 1251发表: 2006年 Parental investment and sex differences in juvenile mortality...
Maternal modification of offspring sex in birds has strong fitness consequences, however the mechanisms by which female birds can bias sex of their progeny... AV Badyaev,H Schwabl,RL Young,... - 《Proceedings of the Royal Society B Biological Sciences》 被引量: 265发表: 2005年 Evolution and...