Home page photo credits:
- Birch forest: Photo by Jan Bussan / Shutterstock.
- Red fox: Photo by Andrew Astbury / Shutterstock.
- Night sky: Photo by Denis Rozhnovsky / Shutterstock.
- Prague skyline: Photo by Grekov’s / Shutterstock.
- Angel oak on John’s Island, South Carolina: Photo by Serge the Photographer / Shutterstock.
- Lichen-covered seaside boulders: Photo by Peter Cunningham.