Humans stand out among other primates by an unusual combination of a very large brain and high fertility. Pontzer et al. (2016a) present new data on daily energy expenditure in great apes and show that the metabolic rate increased during human evolution.
Isler, K. (2016, July 12). Metabolic Acceleration in Human Evolution. Cell Metabolism. Cell Press. https://doi.org/10.1016/j.cmet.2016.06.015