The order Lepidoptera includes butterflies and moths. The Lepidoptera is the second largest order next to the Coleoptera and contains about 180,000 species. They have two pairs of wings and have a long narrow mouth. The differences between butterflies and moths are most butterflies have club-shaped antennae while moths have feather-shaped antennae. Compared to butterflies, moths are usually active at night and have thicker bodys.