Black and white photo of a building with a clock tower surrounded by…

Three different types of conch shells on a black background

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

Two children sitting at a table playing chess

Chlamys shell on a black surface with a ruler next to it

Fossil of a trilobite on a rock

Scale with a piece of paper on top of it

Brown moth perched atop a wooden stick against a white background

Black and white drawing of a man in a suit and tie