Small white shell sitting on top of a black surface

Small green plant growing out of the ground in the woods

Close up of an American white oak tree with its leaves and fruits

Group of men and women standing next to each other in front of a…

Small blue flower with green leaves in the grass

Close up of a blue flower with green leaves in the foreground

Close up of a metal object on a white surface

Page from a book with a variety of salamanders on it

Open book with a red letter &#39;A&#39; on it against a dark background