monarch butterfly was sighted across the Atlantic Ocean on October
9th! It was spotted on a small island off the West Coast of England
(49.93 N, -6.30 W). Read the observer's
comments and look at these maps (large
you think a monarch butterfly could fly
across the ocean? Where do you think this monarch came from? Scientists
wonder about these questions, and they have posed several theories.
Before you read their ideas, think about this question yourself: