Word is spreading about the possibility of more invasions on U.S. soil, not invasions from foreign armies or contemptuous countries as most would image, but from “invasive species”. Two bills, introduced concurrently in the U.S. House and Senate in January 2003, say they want to “reduce the threat of further invasions” of “nonnative . . . related organisms capable of interbreeding”. Ranchers, private property owners, businesses, and other groups are just learning about the proposed law, the National Invasive Species Council Act (Invasive Species Act). Still fighting battles over the Endangered Species Act, they see it as just one more...