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Experiment! When do monarchs disappear from view?
Experiment! When do monarchs disappear from view?

At what height does a monarch disappear from view? We designed an experiment to find out. This is where we began.

1. What do you think we did next?

 

 

2. Describe an experiment you could do with a friend to figure out how high monarchs disappear from view.

 

 

 

Something to Think About
Journey North tracks migration based on visual observations. The migration maps only show what people were able to see!