But most prior discoveries of mammoth bones have involved fragments washed down during the prehistoric floods that repeatedly swept across the columbia basin at the end of the ice age 但是，考古学家表示，很多此前发现的猛犸象骨骼化石中含有史前洪水冲击下来的碎片。冰河时代末期的哥伦比亚盆地曾屡次受到史前大洪水的冲击。
A mammoth that died thousands of years ago near what is now yakima is slowly revealing its secrets to scientists , and they ' re putting out the welcome mat for people interested in pitching in and helping to cover the project costs 一只死于数万年前的猛犸象正在现今美国华盛顿州的雅基马城附近向考古学家们慢慢揭开它的神秘面纱。由于项目资金短缺，考古学家们欢迎那些对此感兴趣的有识之士和愿意为此慷慨解囊的人们前来助一臂之力。
