1 But homeotherms are not so well structured to accommodate chronic changes in temperature.

2 Though many more polar homeotherms have been examined since then, evidence to the contrary has been slight.

3 In fact polar homeotherms, whether northern or southern, show very few recognizable adaptations for polar living.

4 An organism that generates heat to maintain its body temperature, typically above the temperature of its surroundings; a homeotherm.

5 It is well know that the preoptic and anterior hypothalamus is the heat regulating center of homeotherm .