Fires of Life

“Vividly narrated and illustrated” this analysis of how endothermy evolved in birds and mammals is “provocative and fascinating” (Southeastern Naturalist).

This pioneering work investigates why endothermy, or “warm-bloodedness,” evolved in birds and mammals, despite its enormous energetic costs. Arguing that single-cause hypotheses to explain the origins of endothermy have stalled research since th...