Smithsonian magazine's 22nd Annual Photo Contest | Made possible through the support of MPB.com

10th Annual Smithsonian Magazine Photo Contest Natural World
A Monarch Caterpillar feeds on the toxic Milkweed, enabling it's poisonous nature to predators. Photographed in Milwaukee's Monarch Trail.

A Monarch Caterpillar feeds on the toxic Milkweed, enabling it's poisonous nature to predators. Photographed in Milwaukee's Monarch Trail.

Photo Detail
Date Taken: 09.2012
Date Uploaded: 10.2012
Photo Location: Milwaukee, Wisconsin, United States of America
Camera: Canon EOS 5D Mark III
Copyright: © Matthew George