Individual ants spread their bodies over the holes to bridge the divide. (discovermagazine.com)
«What are the properties of individual ant workers so that once each has made her contribution, the sum is a particular outcome?» (discovermagazine.com)
It had long been known that the ant «highways» often seen in nature (and in people's kitchens) are laid down by individual ants depositing pheromone, a chemical attractant, which increases the probability that other ants will follow the same path to the food source. (scientificamerican.com)