How High Can You SEE a Monarch? Dr. Brower’s Flight Height Experiment It's hard to know how high monarchs fly during migration because it's so hard to observe them. They disappear from view! Dr. Lincoln Brower wondered how high he could see a monarch in flight overhead. So he went outside in the big backyard of his college campus to find out. What simple experiment could you design to answer this question? Have a class discussion. Then look at the pictures of Dr. Brower’s experiment. How High Can You SEE a Monarch? Dr. Brower’s Flight Height Experiment Dr. Lincoln Brower has studied monarch butterflies for over 50 years.  Copyright 2004 Journey North. All Rights Reserved. Please send all questions, comments, and suggestions to jn-help@learner.org