The ants appear to prefer the warmth and moistness of the coast.
But even as they began to run back towards the bushes, more red ants appeared; dozens of them were advancing in a line from the undergrowth.
A moment later, the first ant appeared at the top of the crater.
Rather, the ants appear to be relying on a continuous variable, the amount of light in a nest, in making their choices.
This is an example of chemical signaling, which explains why ants all appear to sting at once.
(Dr. Wolf says the ants don't appear to mind.)
The ants also appear to be resistant to most insecticides.
The colonies sometimes are described as superorganisms because the ants appear to operate as a unified entity, collectively working together to support the colony.
Suddenly, the flying ant Josh saw earlier appears before the crowd, sending everyone into a panic, and heads toward the stage.
Three more ants, unarmed, appeared at the far end of the canyon.
