The Rosy Boa is a snake of the Boidae family

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

, one of only two members of that family native to the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. The other is the Rubber Boa

Rubber Boa

The Rubber Boa is a snake in the family Boidae that is native to the Western United States.-Taxonomy:The Rubber Boa is a snake in the family Boidae and genus Charina. The name Charina is from the Greek for graceful or delightful, and the name bottae honors Dr. Paolo E. Botta, an Italian ship's...

 (C. bottae). Rosy Boas are native to the American Southwest, and Baja and Sonora Mexico.
These small attractive snakes attain a length of 39 in (1 m) (though some specimens from the coast of California reach 4 feet) and a large adult has a body width about the diameter of a golf ball.