Note: These Challenge Questions coincide with the Spring 2004 Reports From: Susan (susamel@netscape.net)Date: Sun Mar 14 2004 - 11:27:23 EST
Shivering makes the butterflies muscles warm. At 10,000 feet, the temperatures are very low. Before leaving the ground, the butterflies shiver vigorously to warm up. Although this is wasting energy, it's necessary to keep warm and to get off the ground.
Iselin Middle School/grade 7
Jill, Sadia, Amanda
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