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

Question

Quizplus · Accepted Answer

Endotherms have a range of environmental temperatures within which they can maintain their body temperature without expending any additional energy, called the thermoneutral zone. They do not need to invest energy to maintain their body temperature within this range. Therefore, the correct answer is B - within their thermoneutral zone.

Endotherms Invest Energy to Maintain Their Body Temperatures Across the Range