Spiracle on 34th Street What might be mistaken for a waterslide in this image is actually the breathing tube, or trachea, of a dragonfly. This tube connects to openings in the insect's exoskeleton ...

They don’t exactly breathe in those pheromones, either... instead of lungs, ants have tiny holes called “spiracles” along their bodies to take in oxygen and release CO2.

It might be expected to play a more important part in an insect the spiracles of which are not always synchronized with ventilation, such as the dragonfly.

IN carrying out investigations on the respiration of insects, with particular reference to the action of the spiracles and the factors which control their activity, one is struck by the divergence ...

Several species, including ants and butterflies, rhythmically open and shut their spiracles when they are inactive, which entomologists assumed was a way to conserve water or survive in ...