Some species are invasive in parts of the United States Our Species Nutria (Myocastor coypus) Species Kingdom Animalia Taxonomic Rank Species Bromus tectorum Species Kingdom Plantae Taxonomic Rank Species Brown Tree Snake (Boiga irregularis) Species Kingdom Animalia Taxonomic Rank Species Broad Waterweed (Elodea canadensis) FWS Focus Species Kingdom Plantae Taxonomic Rank Species American Bullfrog (Lithobates catesbeianus) Species Kingdom Animalia Taxonomic Rank Species Wild Boar (Sus scrofa) Species Kingdom Animalia Taxonomic Rank Species
