It is primarily seen in the United States. It is commonly found in Nevada, Oregon and California.
At any time in the year, they may be found in bodies of water like pools and streams. Its diet chiefly consists of fish and amphibians. Breeding usually occurs between January and May. During this time, they may be found in their numbers. This garter snake is bisexual in nature. Unlike other garter snakes, it has a very efficient means of catching prey, especially when there is a scarcity. Its vision is very clear.
Not particularly distinctive from other garter snakes, the Sierra garter snake is usually grey or brownish in color. As a result of its drab colors, it may be difficult to see the rows of black spots between its stripes. These black spots are usually long. Its lateral stripes are not very distinct and may sometimes be totally absent. For a garter snake, it has a quite moderately sized head. Males generally have longer tails than the females It may grow to about 95 cm.
Learn more with Schechter Natural History's Guide to Reptiles and Amphibians