With vigorous debate surrounding the health of the monarch butterfly, new research may have answered the biggest question plaguing butterfly researchers. Why are the wintering populations declining ...
Planting flowering plants—but not tropical milkweed—along the migration path won't hurt and may provide a source of nectar for traveling butterflies. "One of the best things people can do to ...
Monarch caterpillars feed off milkweed, and adults need nectar-producing plants during migration. Becker and her team have been surveying monarch habitat and contributing to the Integrated Monarch ...