Northern Rubber Boa Range

The northern rubber boa is cold tolerant.

Northern rubber boa range.

Northern rubber boas feed on a variety of small prey including rodents birds lizards and the eggs of lizard and snakes. Please do not stress the snake by picking it up. Dark brown to tan back. Score u unknown.

Some northern rubber boas have even been recorded with body temperatures less than 44 f. Ventral side yellow olive green to orange. The northern rubber boa is nocturnal rare and seldom seen. Title northern rubber boa range cwhr r046 ds1753 publication date 2016 02 0100 00 00 presentation formats digital map fgdc geospatial presentation format vector digital data other citation details these are the same layers as appear in the cwhr system software.

Rubber boas appear quite different visually than any other species that share the same range except maybe for the southern rubber boa and thus are usually easy to identify. It is also found in moist sandy areas along rocky streams. Young are born pinkish but darken as they age. Long term trend in population range area occupied or number or condition of occurrences unknown.

Northern rubber boas are common species with seemingly healthy populations throughout their wide range. To the south the snake ranges across the northwestern u s as far south as northern california. Charina bottae pdf version of this page rarely does a name suit so well. Bottae but stebbins mcginnis 2012 state that c.

Kootenay national park is the northern limit of its range and the hot pools provide it with a rare and much needed source of heat. 1 23 2 47 oz 35 70 g color. Distribution edit rubber boas are the most northerly of boa species. Comment 192 908 square kilometers from natural heritage program range maps.

It is mobile at night at low body temperatures but requires high temperatures for digestion and successful gestation suggesting complex physiological adaptations to temperature. Main threat is over collection for the pet trade although it is currently illegal to sell wild caught northern rubber boas in the united states. Coastal rubber boa northern rubber boa two headed snake. Rubber boas were found in 2006 and 2010 at montana de oro on the coast of san luis obispo county with photo confirmation in 2010.

Umbratica occurs in the northern part of the south coast range which should include montana de oro but until someone gets a permit to take a dna sample from one of these. The northern rubber boa is found in a variety of habitats including woodlands montane forests and grasslands. Score f 20 000 200 000 km squared about 8 000 80 000 square miles. Between 35 and 80 cm long and fairly thick bodied the rubber boa resembles a rubbery tube with a slight taper at each end similar in shape to what you d roll out of a ball of clay.

Most sightings occur around the hot springs area.