![]() ![]() The monarchs that emerge later are born to fly, and know because of the changing weather that they must prepare for their lengthy journey. The distinctive pattern warns predators that the insects are foul tasting and poisonous._x000D_ _x000D_ Butterflies that emerge from chrysalides (pupa state) in late summer and early fall are different from those that do so during the longer days and warmer weather of summer. The colorful pattern makes monarchs easy to identify-and that's the idea. They emerge as beautifully colored, black-orange-and-white adults. Monarchs are dependent on milkweed plants, which larvae eat nearly exclusively._x000D_ _x000D_ Fattening larvae become juicy, colorful caterpillars, then create a hard protective case around themselves as they enter the pupa stage. Puzzle of the Day, full screen free puzzle games and a whole lot more. Play on all your computers and mobiles, online or offline, 30000 puzzles with up to thousands of pieces: Thousands of free jigsaw puzzles online that will knock your socks off. Yet somehow these new generations know the way and follow the same routes their ancestors took-sometimes even returning to the same tree._x000D_ _x000D_ Monarch butterflies begin life as eggs and hatch as larvae that eat their eggshells and, subsequently, the milkweed plants on which they were placed. Get Everyday Jigsaw, free jigsaw puzzle game thatll rock your world. By the time next year's winter migration begins, several summer generations will have lived and died and it will be last year's migrators' great grandchildren that make the trip. ![]() The insects must begin this journey each fall ahead of cold weather, which will kill them if they tarry too long._x000D_ _x000D_ Only monarchs born in late summer or early fall make the migration, and they make only one round trip. ![]() Monarch butterflies (Danaus plexippus) are known for the incredible mass migration that brings millions of them to California and Mexico each winter._x000D_ _x000D_ North American monarchs are the only butterflies that make such a massive journey-up to 3,000 miles. ![]()
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