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The California red-sided garter snake is a slender snake that is smaller and lighter than the San Francisco garter snake. Females typically reach 90–100 cm (35-39 inches) while males typically reach 65-75 centimeters (25-29.5), and are markedly thinner than females.
The San Francisco garter snake (Thamnophis sirtalis tetrataenia) is a slender multi-colored subspecies of the common garter snake.Designated as an endangered subspecies since the year 1967, [1] it is endemic to San Mateo County and the extreme northern part of coastal Santa Cruz County in California.
The first garter snake to be scientifically described was the eastern garter snake (now Thamnophis sirtalis sirtalis), by zoologist and taxonomist Carl Linnaeus in 1758. The genus Thamnophis was described by Leopold Fitzinger in 1843 as the genus for the garter snakes and ribbon snakes. [ 2 ]
An undeveloped parcel of land owned by San Francisco International Airport is home to a thriving population of an endangered snake species, a recent study revealed, CBS San Francisco reports. The ...
T. s. parietalis (Say, 1823) – red-sided garter snake: as far north as Fort Smith, Northwest Territories, and as far south as the Oklahoma-Texas border T. s. infernalis (Blainville, 1835) – California red-sided garter snake: California coast T. s. concinnus (Hallowell, 1852) – red-spotted garter snake: northwestern Oregon and southwestern ...
The giant garter snake is found in Central California. Its historic range extends through much of Central California's Sacramento and San Joaquin valleys but has been reduced to a few fragmented areas in the Sacramento Valley. [5] Due to its semiaquatic nature, it is rarely found more than a few meters from water [6] during the active season.
The red-sided garter snake (Thamnophis sirtalis parietalis) is a subspecies of the common garter snake, in the subfamily Natricinae of the family Colubridae. [1] This slender subspecies of natricine snake is indigenous to North America and is one of the recognized subspecies of Thamnophis sirtalis .
Garter snake. Checkered garter snake; Common garter snake; San Francisco garter snake; Texas garter snake; Glossy snake; Gopher snake. Cape gopher snake; Grass snake; Green snake. Rough green snake; Smooth green snake; Ground snake. Common ground snake; Three-lined ground snake; Western ground snake