IMG 2011-Jul24 at E outskirts of Sarto MB:  Monarch butterfly (Danaus plexippus) caterpillar on Common milkweed (Asclepias syriaca): small
2011-Jul24 at E outskirts of Sarto MB:  Monarch butterfly (Danaus plexippus) caterpillar on Common milkweed (Asclepias syriaca): small