Using Aviva's newest invention, the Butterflier XT, the miniaturized Kratt Brothers embark on the most incredible insect voyage in the world Ð the Monarch butterfly's astounding 2,000 mile migration to their secret forests in Mexico. Along the way, the gang experiences harsh storms, dangerous predators, and other hardships of the insect migration as they investigate one of the most unusual animal life cycles on the planet.
