Thistle caterpillar
Thistle caterpillar.
This image appears in the following article:
Thistle caterpillar
[1]
Source URL:
http://www.ipm.iastate.edu/ipm/icm//ipm/icm/node/74
Links:
[1] http://www.ipm.iastate.edu/ipm/icm/2005/6-20/thistlecat.html
