Monarch butterflies suffer population loss
Friday, March 19, 2010 - 16:21
in Biology & Nature
Storms in Mexico devastate an already low population of the migrating butterfly. An advocacy group encourages landowners to plant milkweed to help the survivors travel. Monarch butterflies, devastated by storms at their winter home in Mexico, have dwindled to their lowest population levels in decades as they begin to return to the United States and Canada.