Artistic representation of a DNA molecule

Photo by ANIRUDH on Unsplash

Image of a hummingbird sitting on a small, compact nest

Photo by Renee Grayson (CC BY 2.0)

Image of DNA molecule model

Model of a DNA molecule • Photo by CGP Grey (CC BY 2.0)

Image of a courtroom gavel

Photo by Sora Shimazaki from Pexels

Aerial view of a circular staircase constructed in the form of a double helix

The double helix stairway at the Vatican Museum • Photo by ctbroek (CC BY-ND 2.0)

Image of Caenorhabditis elegans

Caenorhabditis elegans • Image by Bob Goldstein, UNC Chapel Hill (CC BY-SA 3.0)

Image of four speckled eggs in a nest on the ground

The nest of a kildeer • Photo by David Moulton (CC BY 2.0)

Computer-generated image of DNA molecule

Image by Mehmet Pinarci (CC BY 2.0)

Two inset images from "The Creation of Adam" by Michelangelo

Photo by visuals on Unsplash

Image of small white star-shaped flowers

Starflower • Photo by Matthieu Gauvain (CC BY-SA 3.0)