Rock with a scale and a piece of paper on top of it

Close up of a white brain coral in a box on a table

Yellow poster with the words &quot;Jail Darren Wilson 4 Murder People&#39;s…

Large white butterfly perched atop a white surface

Small insect sitting on top of a white surface

Old black and white photo of a man in a coat standing in front of a…

Piece of bone with a ruler next to it on a white surface

Small snail sitting on top of a piece of paper next to a ruler

Old photo of a family posing for a picture