Special interest environmental groups got stung recently by an 8-0 U.S. Supreme Court opinion that held private landowners cannot be compelled to forego future economic uses of their property and at their own expense convert their land into suitable habitat for an endangered frog. Now radical greens are eyeing even bigger land grabs.

The Natural Resources Defense Council has sued the Department of the Interior for failing to designate “critical habitat” for the “endangered” rusty patched bumblebee. It’s the latest of many Endangered Species Act (ESA) lawsuits, abusive sue-and-settle litigation, and other actions involving insects, and it led to an eleventh-hour Obama Administration endangered designation for the rusty patched bee.

Interior points out that extremely limited knowledge about RPBs makes critical habitat determinations impossible. The NRDC counters that Interior must desi