Polar Bear Endangered Species Act Listing & Section 4(D) Rule Litigation-MDL No. 1993 v. Jewell

Opinion for the Court filed by Circuit Judge TATEL.

TATEL, Circuit Judge:

After listing the polar bear as a threatened species under the Endangered Species Act, the U.S. Fish and Wildlife Service, acting pursuant to a related statute— the Marine Mammal Protection Act— barred the importation of polar bear trophies. Hunters and hunting organizations challenge this determination, raising both statutory and procedural arguments. Finding them all without merit, the district court granted summary judgment to the Service. We affirm.

I

“[T]he largest of the living bear species,” polar bears are…