In polymer chemistry, polymerization is a process of reacting monomer molecules together in a chemical reaction to form polymer chains or three-dimensional networks. There are many forms of polymerization and different systems exist to categorize them.
The thistle caterpillar is the larval stage of the painted lady butterfly. The adult insect migrates into Iowa each year from Texas and Mexico. Eggs are laid on both thistle and soybeans. The caterpillar is easily identified by the spines that resemble Christmas trees that have lost all their needles.
Caterpillars of many moths and butterflies eat Black Cherry leaves, including: Eastern Tiger Swallowtail, Viceroy, Red Spotted Purple, and Painted Lady. Eastern Tent Caterpillars can often kill Black Cherry trees by eating most of the leaves.Some fungi which are parasites Black Cherry trees include: Honey Mushroom, Tinder Polypore, and Chicken Mushroom. White-tailed Deer, Eastern Cottontail, mice, and Meadow Voles all eat Black Cherry seedlings.aterpillars of many moths and butterflies eat Black Cherry leaves, including: Eastern Tiger Swallowtail, Viceroy, Red Spotted Purple, and Painted Lady. Eastern Tent Caterpillars can often kill Black Cherry trees by eating most of the leaves.