Endothermy is actually a synapomorphy from the Mammalia, although it may have arisen in a very (now extinct) synapsid ancestor; the fossil report would not distinguish these alternatives. Convergent in birds. Upscaling and body generation are disabled for all these checks, as we look at People as "general performance enhancers" https://angelofecyv.ageeksblog.com/35351107/5-essential-elements-for-camión-grúa-para-trabajos-a-gran-altura-en-la-rinconada