In this photo taken on Dec. 13, 2013, a family of young nutria nibble the grass along the shores of Capitol Lake in Olympia, Wash. Nutria, a destructive aquatic rodent native to South America, have invaded the Sacramento San Joaquin Delta.
In this photo taken on Dec. 13, 2013, a family of young nutria nibble the grass along the shores of Capitol Lake in Olympia, Wash. Nutria, a destructive aquatic rodent native to South America, have invaded the Sacramento San Joaquin Delta. Tony Overman AP
In this photo taken on Dec. 13, 2013, a family of young nutria nibble the grass along the shores of Capitol Lake in Olympia, Wash. Nutria, a destructive aquatic rodent native to South America, have invaded the Sacramento San Joaquin Delta. Tony Overman AP

Why California is freaking out over this invasive giant swamp rodent

February 09, 2018 12:33 PM