ridgway`s rail bird aka rallus obsoletus at bird sanctuary in orange county california. clapper rail.

animal august avian bill bird breast brown california chestnut clapper curved curving declining dense downward endangered extinct fall family feathers federally forage former freshwater grayish habitat loving low mangrove marsh marshes natural nature near obsoletus pale pond population protected rail rallidae rallus related saltwater sanctuary scavenger shallow southern species swamps threatened vegetation water waterfowl wetlands wild wildlife