|Behind the scenes|
Monsters vs. Aliens (ending)
Butterflyosaurus is a giant butterfly monster.
Insectosaurus was blasted by an electric ball from Gallaxar's ship making him fall down and pass out, after his metamorphosis he is transformed into a butterfly and saved the monsters from Gallaxar's ship before self-destruction. Now as "Butterflyosaurus" he serves as the monsters' mode of transportation.