Northern Rubber Boa Snake

The northern boa is found chiefly in british columbia but these snakes have also been thriving in idaho montana wyoming utah and oregon.

Northern rubber boa snake.

Each baby snake weighs only 7 5 grams and is 7 to 11 inches long. The key difference is that the northern rubber boa prefers the temperate or cooler climate whereas the southern boa prefers slightly warmer conditions. 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. 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.

Northern rubber boas breed after emerging from hibernation in march and april and females give birth to between two and eight young in late summer. Female northern rubber boas give live birth to two to eight young in the late summer or fall. They are one of the smallest members of the boa family. Rubber boas are non venomous stout bodied species of snakes belonging to the boidae family found in the western united states and british columbia canada.

The rubber boa is a primitive snake compared to its much larger relatives native to latin america which include the boa constrictor emerald tree boa and green anaconda. Individuals of this species reach maturity in three to five years and may live over 20 years. As evidence of this relationship the rubber boa has tiny vestigial remnant limbs on either side of its vent. The scales are small and smooth except for those on the head.

It seems most likely they would be c. Dark brown to tan back. This snake looks and feels like rubber hence its name. Bottae but stebbins mcginnis 2012 state that c.

They can tolerate cold much better than most snakes. Young are born pinkish but darken as they age. Young northern rubber boas move out during spring after their first hibernation and reach maturity at around 2 to 3. These tiny spurs are more obvious on males than females.

It is a small shiny stout snake 12 to 28 inches with very small eyes and a blunt tail. The rubber boa has retained the club like tail of its erycine ancestors. The rubber boa is nocturnal and due to this and its cryptic nature rarely seen. This family includes among others reticulated pythons and anacondas.

1 23 2 47 oz 35 70 g color. Ventral side yellow olive green to orange. Northern rubber boa charina bottae conservation status review review date 05 03 2018 view state conservation rank criteria. A true boa constrictor the rubber boa belongs to a famous family of snakes.