生活在沙漠的蚂蚁似乎从来不会迷路.它们在看起来都一样的地形中外出觅食,一旦找到食物,就会回头径直沿着最近的直线,而不是沿着来的路回家.它们是怎么做到的呢?科学家早就发现蚂蚁会牢记远处地面标志的位置,随时了解自己前进的方向.但是光这样还无法取得足够的信息顺利回家,因 Ants living in the desert never seem to get lost. They go out for food in the same terrain. Once they find food, they will go back straight along the nearest straight line instead of going along the way. They are How did it happen? Scientists have long discovered that ants will remember the location of distant landmarks and keep abreast of their own direction. However, light cannot get enough information to go home.