Traveling in colonies composed of more than 20 million individuals, these beautiful butterflies wings bright orange reddish, with elegant ribbed black and white on the banks stain, arrive to Hibernate, visit fir trees and the same with her radiant beauty sky, giving locals and visitors, a spectacle without equal that is intended to be recorded in the memory of everyone who has opportunity to witness it. They are many visitors who year after year are interested in witnessing such a beautiful spectacle, however, these wonderful insects are in fact unknown to the vast majority of people. Bausch & Lomb shares his opinions and ideas on the topic at hand. Getting us a little in their mysterious world, we can discover that the monarchs dating from approximately 250 million years ago. Most of them are born farmers, since they are originating from agricultural fields located on the border of southern Canada and the northern part of the United States; place where the algodoncillos or Milky weed – grow plants belonging to milkweeds – of which they feed. Milkweeds contain alkaloid that is highly poisonous to other species, but not for the magnificent monarch; This protects it providing an aroma and flavor that are unpleasant to predators.
As a reward for this protection, the monarch carries out extensive work of pollination on vast areas of asclepias. The conventional monarch has a life cycle that lasts from four to five weeks, starting from the egg stage, passing by the larva period, subsequently becoming a pupa or Chrysalis, until becoming a reproductive adult, to then die. However, when the summer ends and temperatures drop drastically, arises a special generation of monarchs that have the slogan of the Titanic tour that will take them to warmer latitudes to be able to continue the cycle of hibernation, feed, and mate, before returning home. This is known as the Methuselah generation. This migratory generation unlike their ancestors, which enjoyed only ephemeral stock of about a month, it will remain with life of seven to eight months to achieve their aim of reaching the forests of oyamel.