Rate of living theories are more or less thrown out as not useful at this point in time. https://en.wikipedia.org/wiki/Rate-of-living_theory https://en.wikiped

Rate of living theories are more or less thrown out as not useful at this point in time. https://en.wikipedia.org/wiki/Rate-of-living_theory https://en.wikipedia.org/wiki/Rate-of-living_theory These correlations probably have more to do with the membrane pacemaker view of resistance to oxidative damage, and how lipid composition of membranes varies with metabolic demands. Look at birds and bats, for example: tiny, with rapid heart rates, and very long lived in comparison to other species of similar size. https://dx.doi.org/10.1016/j.chemphyslip.2015.08.008 https://dx.doi.org/10.1016/j.chemphyslip.2015.08.008