Statewide
Nevada Reptiles and Amphibians by Month
Every reptile and amphibian with enough records anywhere in Nevada, counted from observations inside the state line. Seasons can differ a lot across the state, so for a closer match, pick your ecoregion on the Nevada page.
38 species5 venomous
Peak and shoulder ratings are rough guidance, not a schedule. Weather, elevation and the year can shift any species by weeks.
Rare and protected species are left off on purpose. Look, don't take, and never handle a venomous snake.
Species out in Nevada, by group and month
| Group | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Snakes | 5 | 14 | 15 | 14 | 12 | 12 | 10 | 7 | 1 | |||
| Lizards | 1 | 3 | 13 | 14 | 15 | 15 | 15 | 15 | 14 | 13 | 3 | 1 |
| Turtles | 1 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| Frogs and Toads | 1 | 4 | 5 | 6 | 6 | 6 | 6 | 5 | 4 | 2 |
Numbers = species active that month (at peak or just starting / winding down).
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30 species at peak or shoulder in September
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shoulderAbout Nevada
When are reptiles and amphibians most active in Nevada?
May is the busiest month in Nevada, with 33 species at peak activity. At least half of the area's species are active from March through October.
What reptiles and amphibians live in Nevada?
38 species have enough iNaturalist records to show here: 15 lizards, 15 snakes, 6 frogs and toads, and 2 turtles. The most-reported are the Common Side-blotched Lizard, Western Fence Lizard, and Desert Spiny Lizard.
Are there venomous snakes in Nevada?
Yes. The Western Rattlesnake, Sidewinder, Panamint Rattlesnake, Southwestern Speckled Rattlesnake, and Mojave Rattlesnake live here. Don't handle them.
Which reptiles and amphibians in Nevada are introduced?
The American Bullfrog and Mediterranean House Gecko are not native here.
Where does this data come from?
Activity calendars are built from iNaturalist research-grade observations (downloaded through GBIF, September 2026), corrected for how many people are out observing each month. Rare and protected species are left off on purpose.