Brass microscope on a stand with a white background

Long-horned beetle

Bee on a white surface with a piece of paper attached to it with text…

Close up of a piece of rock on a white surface

Black and white photo of a hillside with trees

Stamp with a portrait of George Washington on it

Close up of a worm on a black background

Black and white drawing of a farm in the countryside

Silver coin with a crown on it against a white background