Endotherms Invest Energy to Maintain Their Body Tem­perature Across Most

Multiple Choice

Endotherms invest energy to maintain their body tem­perature across most of the range of environmental temperatures they encounter, except in the range of environmental temperatures

A) that allow them to sweat.
B) compromise their thermoneutral zone.
C) above 45°C.
D) they encounter at night.
E) below 0°C.