- 54406 240x400 communication, blue background, scheme
- 12630 240x400 polar bears, communication, animals
- 6250 240x400 earth, planet, communication
- 31118 240x400 computer code, screen, communication
- 104492 240x400 galaxy cluster, gravity, communication
- 11372 240x400 penguins, three, communication
- 17820 240x400 person, schemes, plexus