Small yellow tetra fish swimming on top of a white surface

Small insect

Close up of a chalcid fly perched on a piece of paper

Box full of snails sitting on top of a white table

Black and white photo of a sea cucumber on a black background

Black and white photo of a plant cell

Bee on a stick with a piece of paper next to it

Black and white drawing of a mountain scene with a stream running…

Drawing of a tree in the middle of a park