This undated file photo provided by the Montana Fish, Wildlife and Parks shows a sow grizzly bear spotted near Camas, in northwestern Montana. Two wildlife conservation groups have filed a lawsuit on Thursday, Dec. 14, 2023 against BNSF Railway over delays in finalizing a plan to reduce the number of federally protected grizzly bears that are killed by trains in northwestern Montana and northern Idaho. (Montana Fish, Wildlife and Parks via AP, File)

December 16, 2023