Monarch (male). The colors on this butterfly looked so fresh and new that I believe it to be fresh from the cocoon and drying out.
Monarch caterpillar. This was a tiny caterpillar that was smaller than my thumbnail. Third instar, perhaps. (Monarch caterpillars will go through four instars before pupating.)
Monarch caterpillar. Chowing down on the milkweed leaf!
Song Sparrow. I believe this is a juvenile.