How much can the Artic ground squirrel’s body temp...

Câu hỏi: How much can the Artic ground squirrel’s body temperature reduce to?

A. Always as low as -3 degree Celsius

B. Almost the same as their den’s temperature

C. Always as low as 3 degree Celsius.

D. Never lower than the polar bear’s temperature.

Đáp án

- Hướng dẫn giải

Dẫn chứng: It generally hovers close to the air temperature in the animal’s den but can sometimes fall as low as 27 degrees Fahrenheit (minus 3 degrees Celcius) in Arctic ground squirrels, according to Kelly Drew, a neurochemist and professor with the Institute of Artic Biology at the University of Alaska Fairbanks.

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