Two convicts are in a prison common room, and one asks the other, “Watcha in for?” “Driving over a frog.” Such a seemingly innocent activity, along with building a house or hiking up a trail, could result in jail time if a lawsuit by the environmental group WildEarth Guardians succeeds, according to an opposition brief filed with the 9th U.S. Circuit Court of Appeals. WildEarth contends someone doesn’t have to be aware of the Endangered Species Act or intend to violate it to be convicted, fined and jailed under the law. In the brief, the Pacific Legal Foundation attorney Jonathan...