Discover the vibrant world of butterflies: your ultimate guide to identification, conservation efforts, and understanding the intricate life cycle. butterfly, (superfamily Papilionoidea), any of numerous species of insects belonging to multiple families. Butterflies, along with the moths and the skippers, make up the insect order Lepidoptera. Butterflies are nearly worldwide in their distribution. Some fun facts about butterflies for kids. Learn the definition of a butterfly, is it an insect, what does it look like, and more, along with pictures Butterflies are winged insects from the lepidopteran superfamily Papilionoidea, characterised by large, often brightly coloured wings that often fold together when at rest, and a conspicuous, fluttering flight.