When Catania released a single mole into worm- and soil-filled arenas, about 30% of the worms crawled to the surface in the first hour — a markedly different result from the control and rain trials.

当卡塔尼亚将一只鼹鼠放到满是蚯蚓和泥土的培养体里时，大约 30% 的蚯蚓在第一个小时内爬到地面——这与对照的降雨试验结果明显不同。