One of the places that I like to visit and take pictures is the World Bird Sanctuary. Here is Lucy a Bearded Dragon who lives at the sanctuary:
I picked Lucy for this theme for two reasons. The first is that she looks like an ancient creature, like something from another time. The second is because over a period of time she will shed her skin. Here is a closer look at that:
You can see the split where her tail starts. How’s that for a way to mark time? simply shed your skin.