I'm always amazed at how many black feathers Pelicans have. When they are standing or swimming, they look all white. I wonder how, and why, in the course of evolution, these black feathers appeared. The older I get, the dumber I feel.
Excuse me, while I go to sit in the lotus position (I wish I still could) and contemplate my navel. While I'm doing that, you may click on http://www.youtube.com/watch?v=H7ofPdEgsoQ
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