Anniellidae «8K - HD»

They lack external ear openings but retain vestigial traces of a pectoral girdle. Ecology and Behavior

The family, commonly known as American legless lizards , is a unique group of fossorial (burrowing) reptiles endemic to western North America, primarily California and Baja California , Mexico. Though they are often mistaken for snakes, they are true lizards that have evolved a limbless form to better navigate subterranean environments. Taxonomy and Diversity anniellidae

Traditionally, this family was thought to contain only one or two species. However, a major taxonomic revision in 2013 identified several new species based on genetic and morphological data. Currently, the family includes one genus, , with six recognized species: They lack external ear openings but retain vestigial

Anniellids are ovoviviparous (live-bearing), typically producing 1 to 4 young between September and November after a four-month gestation. Conservation Status Conservation Status ( A

( A. alexanderae ): Found in a very limited range at the base of the Temblor Mountains.

( A. pulchra ): Found from the San Francisco Bay Area south through central California.

( A. campi ): Restricted to a few sites in the eastern Sierra Nevada. Key Physical Characteristics