body heat: Related Content
Related Topics and References
Topics
warm-bloodednesscold-bloodednessWhy Are Reptiles Cold-Blooded?regional endothermyliving thingsbody temperaturethermoregulationlifemetabolismdeathcolorationsexsleepphotosynthesisbiological developmentagingexcretionmimicry
Key People

Hermann von Helmholtz
German scientist and philosopher