Butterflies and moths flutter together inside the butterfly tank. Moths and butterflies are closely related, both of the order Lepidoptera. The Indian Moon Moth, above, is one of the crowd favorites. While they look similar at first glance, butterflies and moths have subtle differences. Adult butterflies are active in the day, while most but not all moths are active at night. When resting, a butterfly holds its wings together above its back; a moth holds its wings horizontally. Butterfly ant…