- Anura (frogs and toads) – about 6,500 species
- Caudata or Urodela (newts and salamanders) – about 680 species
- Gymnophiona or Apoda (caecilians) – about 205 species
|Frogs and Toads||Newts and Salamanders||Caecilians|
Global diversity of amphibians (from Global Amphibian Assessment).Amphibians are important and beneficial in many ways:
- They play an important role in nature as both predator and prey, sustaining the delicate balance of nature.
- They eat pest insects, benefiting successful agriculture around the world and minimizing the spread of disease, including malaria.
- The skin of amphibians has substances that protect them from some microbes and viruses, offering possible medical cures for a variety of human diseases, including AIDS.
- Frogs have had a special place in various human cultures for centuries, cherished as agents of life and good luck.