think: After flying to this small region from across eastern
North America, monarchs select among only 12 mountain sites to form their
colonies. This map shows where the 12 sites are located. These sites have
the unique conditions the butterflies need to survive the winter, from
November until March.
the distances between the 12 sites using the scale bar on this
a personal connection: On a map of your state or province,
measure an area the same size as the monarch overwintering region. If
your school were situated as is the town of Angangueo, where would the
surrounding 12 overwintering sites be located?
risks and benefits: What are the benefits and risks of having
so many monarchs overwinter in one small region?