They use the moon and stars when available and geomagnetic clues when light sources are obscured. Cloth Moths eat such things as wool, fur and other animal products. Some moths pupate under ground. Such as many of the Sphinx moths. Moths heat up their flight muscles by vibrating their wings, since they don't have the radiant energy of the sun at their disposal to serve that purpose.
Male moths have larger antennae than females.
Beneficial for detecting the pheromones released by females. Pheromones can be dispersed through the tibia segment of the leg, scales on the wings or from the abdomin. The Webworm caterpillars go into communal diapause. Moths are capable of migration but they do so over much smaller distances. Moths are active at different times of the night depending on species.