While the dwindling monarch butterfly population is showing signs it’s bouncing back, it is still in need of help in northern Iowa. The monarch caterpillar’s favorite food is milkweed, which once grew in abundance in Iowa and other Midwestern states, sometimes hurting corn crop yields. Herbicides perhaps worked too well and now milkweed is in short supply.
Recent research is proving that the Monarch Butterfly can make a comeback, but it needs a concerted effort on the part of everyone to make it possible. Betsy Stone reports: