题目选项分析

Whereas a female grizzly bear in the Rockies typically occupies a range of 50 to 300 square miles, a male will cover 200 to 500 and occasionally as many as 600.

The typical range of a female grizzly bear in the Rockies is 50 to 300 square miles, unlike males, which will cover 200 to 500 square miles and occasionally as many as 600.