Where they live
- View a map of where they live
- Northwestern Gartersnakes have a coastal distribution spanning British Columbia, Washington, Oregon, and Del Norte County in California.
- Between late summer and early fall, females gather in open grassy areas to give live birth.
- Average litter size in Washington is eight snakes, but is slightly higher in Oregon and lower in British Columbia.
Cool biology facts
- Researchers have found stripe pattern to be highly correlated with escape behavior—striped snakes tend to crawl away in a straight line, while spotted or pattern-less individuals tend to dart in one direction and pause, relying on camouflage to evade potential predators
Amphibians & Reptiles of Washington
Do you know where rattlesnakes live in our state? Or which salamander breathes through its skin? Explore the fascinating diversity of the 26 species of amphibians and 28 reptiles found in Washington state.