"When these ants bring food back to the nest, they lay a pheromone trail that tells other ants to go get more food," Harper explains.

“当这些蚂蚁将食物带到蚁巢时，它们会在途中留下追踪信息素，这样其它蚂蚁也能去找到更多的食物”，哈普尔解释道。