Photo Scavenger

I was having a bit trouble with this one, not finding a suitable motif... then, during our short holiday last week, I first came upon this creation by some kids playing at the pebble beach of Lake Constance:



Two days later, we visited Mainau Island, and found this, which I found just perfect for the prompt:

Rows and rows of nymphs in the butterfly house! And it's so amazing to see how large the butterflies are in compariso to their nymphs....