- ABA Camp Colorado Session 2
- Birding in San Diego
- Birdshare
- Butterfly Gallery
- California Wildlife
- California Young Birders
- Fish, Fish, Fish
- Herp Photography
- Marine biology
- Marine Macro
- Marine Mammals
- North American Birds: Field Guide (Total = 687 Birds)
- North American Nature & Wildlife Photography
- Photographing Birds
- Raptors Of North America
- Rare Birds of California
- Reptiles & Amphibians of North America
- Seashore Invertebrates/Seaweed
- Shorebirds (aka Waders)
- The World Up-Close (Nature Macro)
- Waves
- Whatbird's Young Birders!
- Wild Birds of North America