Walking into the Judy Istock Butterfly Haven exhibit at the Peggy Notebaert Nature Museum in Chicago I couldn't help but recite in my head the lines I knew so well from the Eric Carle book 'The Very Hungry

The most popular and well known exhibit at the Peggy Notebaert Nature Museum in Chicago is the Judy Istock Butterfly Haven. This glass domed room is filled with thousands of butterflies, pools of water,