Monarch Butterfly Migration and Overwintering The monarch is the only butterfly known to make a two-way migration as birds do Unlike other butterflies that can overwinter as larvae, pupae, or even as adults in some species, monarchs cannot survive the cold winters of northern climates
The phenomenal monarch migration - U. S. Fish Wildlife Service Monarchs must time their spring and fall migrations to coincide with optimal habitat conditions, including nectar flowers for butterflies and milkweed for caterpillars Since milkweed is the only food source for monarch caterpillars, if there’s no milkweed, there are no monarchs - it’s that simple
Monarch Migration Monarchs east of the Rockies migrate each year to the Transvolcanic mountains of central Mexico Millions and millions of butterflies from the central and eastern Canadian provinces and the eastern and midwestern United States fly south to Mexico
Home - Interactive Monarch Migration Map We hope you enjoy this interactive map which shows the amazing migrations of monarch butterflies You can see where they fly, the urgent threats they are facing, and how your support is expanding innovative solutions to help monarchs and other butterflies survive
Monarch butterfly migration - Wikipedia Monarch butterfly migration is the phenomenon, mainly across North America, where the monarch subspecies Danaus plexippus plexippus migrates each autumn to overwintering sites near the west coast of California or mountainous sites in central Mexico
Migration - Monarch Joint Venture Each fall, North American monarchs travel from their summer breeding grounds to overwintering locations East of the Rocky Mountains, monarchs travel up to an astonishing 3,000 miles to central Mexico, whereas the shorter migration west of the Rockies is to the California coast
5 Monarch Migration Facts - Xerces Society Every year as it gets colder, North American monarch butterflies migrate south between August and October Monarchs that spend the summer breeding west of the Rocky Mountains tend to migrate to California coasts, while monarchs breeding further east migrate to Mexico