Moths are insects that look similar to butterflies and mostly become active after the evening. They have antennae on their head and don’t have tiny balls on the tips of their antennae as compared to butterflies which have tiny balls on the tip of their antennae.
Moths have a large number of species – about 160,000 – and the smallest species of moths is called midget moths which belong to the Nepticulidae family. These moths can have many sizes among them the smallest moth has 3 millimeters wingspan, and the average-sized moth's wingspan can reach 25 millimeters.