From Wikipedia - Reading time: 6 min

Amphibians found in the U.S. State of Colorado include wild salamanders, frogs, and toads.
| Image | Species | Common name | Family |
|---|---|---|---|
| Ambystoma mavortium | Tiger salamander | Ambystomatidae |
| Photo | Species | Common name | Family |
|---|---|---|---|
| Acris blanchardi | Blanchard's cricket frog | Hylidae | |
| Dryophytes arenicolor | Canyon treefrog | Hylidae | |
| Pseudacris maculata | Boreal chorus frog | Hylidae | |
| Gastrophryne olivacea | Great Plains narrowmouth toad* | Microhylidae | |
| Lithobates blairi | Plains leopard frog | Ranidae | |
| Lithobates catesbeianus | Bullfrog† | Ranidae | |
| Lithobates pipiens | Northern leopard frog | Ranidae | |
| Lithobates sylvaticus | Wood frog | Ranidae |
*Although it bears the common name "toad", Gastrophryne olivacea is taxonomically a frog.
†Bullfrogs are an introduced and invasive species in Colorado.
| Image | Species | Common name | Family |
|---|---|---|---|
| Anaxyrus boreas | Western toad | Bufonidae | |
| Anaxyrus cognatus | Great Plains toad | Bufonidae | |
| Anaxyrus debilis | Chihuahuan green toad | Bufonidae | |
| Anaxyrus punctatus | Red-spotted toad | Bufonidae | |
| Anaxyrus woodhousii | Woodhouse's toad | Bufonidae | |
| Scaphiopus couchii | Couch's spadefoot | Scaphiopodidae | |
| Spea bombifrons | Plains spadefoot | Scaphiopodidae | |
| Spea intermontana | Great Basin spadefoot | Scaphiopodidae | |
| Spea multiplicata | New Mexico spadefoot | Scaphiopodidae |