CBS 2 Chicago wbbm7801059 670 The Score

Dr. Douglas Taran

Notebaert Nature Museum

Scientists Tuck 2,500 Butterfly Caterpillars To Bed For Winter

Scientists and volunteers are spending their time putting 2,500 caterpillars to bed for the winter on the roof of the Peggy Notebaert Nature Museum in the park of Lincoln Park.

CBS Chicago–09/28/2011