Northern Rubber Boas can also be found in Idaho, western Wyoming, central Montana, northern Nevada and Utah.
E-Fauna BC: Electronic Atlas of the Fauna of BC (Mobile Atlas Page)
Nordgummi Boa Snake Vuxen Henry Cowell Redwoods State Park Santa — Stockfotografi © yhelfman #483436092
The search for the Southern rubber boa — Institute of the Environment and Sustainability at UCLA
Discover the Largest Rubber Boa Ever Recorded - A-Z Animals
Coiled Northern Rubber Boa Snake Stock Photo - Image of henry, beautiful: 224001246
Rubber Boas - Wild About Utah
Northern Rubber Boa – Life List Blog Posts
What's this little guy? [Northern Oregon] : r/whatsthissnake
Rubber Boa (Charina bottae) portrait. California, USA