Cluster of quartz crystals on a white background with a ruler next to it

Black and white photo of a frog sitting on top of a piece of paper

Small insect

Bee perched atop a piece of paper with a barcode on it

X-ray of a group of fish on a black background

Chinese painting of a landscape with trees

Bee sitting on top of a piece of paper with text and a barcode on it

Close up of a black and white photo of a plant cell

Piece of rock on a red background with a black border