Why do endotherms spend so much energy? In this study, Juan G. Rubalcaba describes a theoretical model that shows that species followed one of two possible evolutionary patches: live fast while spending a lot (homeotherms), live slowly and keep your costs low (heterotherms).

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https://www.journals.uchicago.edu/doi/10.1086/736225

#model #evolution #homeotherms #heterotherms #species #endotherms