Why does the author mention chickadees in para
问题详情
Why does the author mention chickadees in paragraph 4？
A．To discuss an animal that regulates heat very well
B．To demonstrate why chickadees have to eat so much
C．To mention an exception to the rules of thermoregulation
D．To give a reason for heat production in small animals请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：A
解析：.. capable of astonishing feats of thermoregulation. For example, small birds called chickadees... hold body temperature nearly constant." Choice B is not correct because the food supply supports thermoregulation, which is the main point of the example. Choice C is not correct because chickadees are capable of astonishing feats of thermoregulation. Choice D is not correct because the reason for heat production in animals is explained before the example of the chickadee.
