Pinos area as either Southern Rubber Boas or intergrades between two subspecies, but these are now considered to be the Northern Rubber Boa - Charina bottae. Some literature, including literature from the California Department of Fish and Game, refers to boas in the Tehachapi mountains and the Mt. These are classified as Southern Rubber Boas - Charina umbratica (or Charina bottae umbratica) or as subspecies intergrades in old literature, but they are now recognized as Northern Rubber Boas. Populations of small or dwarf snakes are found in the Tehachapi, Greenhorn and Paiute Mountains, on Breckenridge Mountain, and on Mt. A California Department of Fish and Game distribution map for the species shows a continuous distribution from Monterey Bay to northwest Santa Barbara County. There is reason to believe it occurs in these ares, including suitable habitat and anecdotal evidence, but no other specimens or vouchers have been documented yet. Pinos area, except for a locality in Montana De Oro in San Luis Obispo County. There is a large gap in the documented range of this species along the central coast between southern Monterey County and and the Mt. Ranges out of California north through Oregon and Washington into Canada and east through northern Nevada and Utah into western Wyoming and Montana. Absent from the Great Valley and deserts. In 20 it was confirmed from Montana de Oro on the coast of San Luis Obispo County. Known to live as long as 40 - 50 years in the wild.Įats small mammals, birds, salamanders, lizards, and snakes, possibly frogs.īears 1 - 9 live young from August to November.įound from northern Monterey County north along the coast ranges into the Siskiyou Mountains and the northern Great Basin and south through the Sierra Nevada Mountains into the Tehachapi Mountains. Often found under logs, boards and other debris, sometimes on roads at dusk. Sometimes active in weather that would be too cold for most reptiles, with surface temperatures in the 50s. Nocturnal and crepuscular, sometimes active in daylight. When threatened, the snake hides its head in its coiled body, and elevates the tail to fool an attacker into attacking the tail. The tail is short and blunt and looks like a head. Eyes are small with vertically elliptical pupils. Young snakes are pink or tan, and can be brightly-colored. Usually no pattern below, but sometimes there is dark mottling. Usually uniform in color on the back, but sometimes dark spots or mottling occur, especially in northern populations, possibly due to scarring. Light brown, dark brown, pink, tan, or olive-green above, and yellow, orange, or cream colored below. Pinos.Ī small constrictor with a stout body and smooth shiny small-scaled loose and wrinkled skin which gives the snake a rubbery look and feel. Small or dwarf populations have been found in the Tehachapi, Greenhorn and Paiute Mountains, on Breckenridge Mountain, and on Mt. Adults 15 - 33 inches (35 - 84 cm.) Typical size of adults is 15 - 25 inches.
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