This is a map of the study site where I have been tracking this population of harvester ant colonies for 28 years, which is about as long as a colony lives.
这张图显示的是我的研究站附近的蚁群图 我在这个地方研究收获蚂蚁 种群演化已经超过28年了。 这大概也是一个种群能够延续的时间。