Injurious wildlife listing began in 1900 and continues to the present under the oldest national invasive species invasive species
An invasive species is any plant or animal that has spread or been introduced into a new area where they are, or could, cause harm to the environment, economy, or human, animal, or plant health. Their unwelcome presence can destroy ecosystems and cost millions of dollars.

Learn more about invasive species law in the United States. Known as part of the Lacey Act, the statute (18 U.S.C. 42) allows the Secretary of the Interior to prohibit importation and some shipment of wildlife species that are officially designated as injurious.