EENY-442: Monarch Butterfly, Danaus plexippus Linnaeus (Lepidoptera: Nymphalidae: Danainae)
Figure 15. Adult monarch butterflies, Danaus plexippus Linnaeus, covering fir trees in the overwintering colony at El Rosario, in Sierra Madre, Michoacán, Mexico.
Credit: Andrei Sourakov, Florida Museum of Natural History
