• Explore and Discover One of the Last Frontiers in the World ...

    Jewel Cave

    National Monument South Dakota

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  • Caution - Roadwork on Highway 16 - Expect Delays

    Construction projects both along highway 16 and the Jewel Cave parking lot are planned during this summer season. The visitor center will be open daily, 8:00 a.m. – 5:30 p.m. Tours are scheduled throughout the day. No reservations for cave tours. More »

Reptiles

Below is a list of snakes found at Jewel Cave National Monument. No snakes are found inside the cave.

The list is alphabetical by common name with alternate common names listed after the back slash. Latin names are listed in parenthesis and italicized.

Bull Snake (Pituophis catenifer sayi)

Common Garter Snake (Thamnopis sirtalis)

Eastern Yellow-bellied Racer/Blue Racer (Coluber constrictor)

Milk Snake/Plains Milk Snake (Lampropeltis triangulum)

Plains Garter Snake (Thamnophis radix)

Plains Hognose Snake/Western Hognose Snake (Heterodon nasicus)

Prairie Rattlesnake (Crotalus viridis viridis)

Redbelly Snake (Storeria occipitomaculata)

Smooth Green Snake/Grass Snake (Opheodrys vernalis)

Wandering Garter Snake (Thamnophis elegans vagrans)

Did You Know?

Cavers at camp site deep in Jewel Cave/NPS file photo

From the elevator entrance, it takes over 11 hours for explorers to reach unexplored sections at the end of Jewel Cave. Some survey trips require cavers to remain underground for up to 4 days.