Subphylum Vertebrata, Gnathostomes, Tetrapods, Class Amphibia

1. Overview.
2. More on amphibians is here.
3. Amphibian information is here.
4. Tetrapod overview. (From anphibians to the top of the tree).
5. Amphibian Malformations: Teratogens in the environment? Listen to Disappearing Frogs on National Public Radio. More on frogs here and here (go to hour 2).
6. Cut-the-head-off-the-frog lab. See the video of a decerebrate frog here.

More amphibian pix are here.