Frogs and Toads of California
The Northern Leopard Frog has fairly large spots all over their body. The dorsal ridge is nearly complete. The Northern Leopard Frog have an interesting history in the state. The frog is native to the state but most of the native populations have become extinct while non native populations of the frog have become established.
The Lowland Leopard Frog is stockier and paler than the Northern Leopard Frog. It wasfound in the southern part of the state, near the border with Arizona but the frog has probably been extirpated from the state.
Spots that are lighter in the middle
The California Tree Frog is found in the southwestern part of the state. Noticeable difference between it and other tree frogs in the state is that it doesn’t have a stripe through its eyes.
The Pacific Tree Frog was split into three species but not all researchers agree with it. There’s no distinct differences between the calls or physical appears between the species, making them hard to tell apart. The species do live in different areas of the state. The Baja California Tree Frog is found in the southern part of the state, the Sierra Tree Frog is found in the middle part of the state, while the Northern Pacific Tree Frog is found in the northwestern corner of the state.
The Coastal Tailed Frog is the only tailed frog in California. The males retain a tail that they use for reproduction.
The True Toads are your typical toad. They usually have a parotid gland behind their eyes that contain a poison called It is not advised to let your dog eat these guys.
The Great Basin Spadefoot Toad has a glandular bump between its eyes. It is found along the northeastern border of the state.
The Couch’s Spadefoot Toad has a more sickle shaped spade compared to other spadefoot toads. It also does not have a bump between its eyes. The Couch’s Spadefoot Toad is found along the southeastern edge of the state.
The Western Spadefoot Toad does not have a bump between its eyes and it does not have a sickle shaped spade. It is found in the more western part of the state.