Large rock with a ruler next to it on a brown surface

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

Black and white photo of three different types of spore

Group of four different types of clams on a black background

Black and white silhouette of a woman&#39;s face on a piece of paper

Necklace with blue and gold beads on a white background

Small brown fish

Dragonfly perched atop a white surface

Close up of a rock with a small insect on it