- Snails of land and seaHilda Simon
- Color in reproductionHilda Simon
- SnakesHilda Simon
- DragonfliesHilda Simon
- Exploring the world of social insectsHilda Simon
- Feathers, plain and fancyHilda Simon
- Living lanternsHilda Simon
- Milkweed butterfliesHilda Simon
- The racersHilda Simon
- Partners, guests, and parasitesHilda Simon
- Living lanterns; luminescence in animalsHilda Simon
- The magic of colorHilda Simon
- The date palm, bread of the desertHilda Simon
- Sight and seeingHilda Simon
- Bird and flower emblems of the United StatesHilda Simon
- Our six-legged friends and alliesHilda Simon
