TOEFL Reading: ETS-TOEFL阅读机经 - LOM463O8J6WKNY3RL$

According to paragraph 2, what is of particular interest about the dispersal of Belding's ground squirrels? A. Young squirrels disperse farther than adults. B. Young squirrels disperse even from resource-rich areas. C. The males and females have different patterns of dispersal. D. They leave the mother's burrow at an earlier age than other squirrels.