Digital storage was cheap, and Dr. Cressada used that to her advantage, taking pictures of anything and everything that they'd discovered. This was the one they kept coming back to as she scrolled through the gallery on her camera, this was the one that they enlarged on the laptop and discussed through dinner and retiring to their tents. A picture of a picture, but not the least diminished for that; while the original remained safely sealed in a plastic bag, they studied the digital copy, poring over it for details, for things captured in a moment of spontaneity.