Treefrogs
Poison arrow
Mantellas
Horned frogs
Ranids
Clawed frogs
Other frogs
Toads
Strange Batrachians
- Bullfrog culture bibliography
- Bullfrog culture (PDF)
- Arizona leopard frogs: balanced on the brink?
- Hybridization in leopard frogs (PDF)
- How rare is the gopher frog?
