They lay their eggs on milkweed vegetation—the only real food their caterpillars can take in—and after that die. This new technology continues the journey north, and the process repeats for 3 to four generations through the spring and summer season, spreading the monarch population over the northern U.S. and https://tarotdejesus83704.answerblogs.com/37767403/the-smart-trick-of-camion-grua-that-no-one-is-discussing