| 释义 |
: a ground squirrel (Spermophilus beldingi synonym Urocitellus beldingi) of the northwestern U.S. that typically lives in large colonies in alpine meadows and that is grayish with a broad, brown band extending along the center of its back Classic studies beginning in 1977 showed that female Belding's ground squirrels sound alarms or defend burrows to help their mothers, sister, or daughters. Susan Milius, Science News, 30 Mar. 2002 |