Adélie penguins waddle around pack ice in the Southern Ocean, Dec. 27, 2022. The Coast Guard Cutter Polar Star (WAGB 10) crew observed penguins, seals and petrels while transiting the pack ice en route to Operation Deep Freeze 2023. Operation Deep Freeze is a joint service, inter-agency support operation for the National Science Foundation, which manages the United States Antarctic Program. (U.S. Coast Guard photo by Petty Officer 3rd Class Aidan Cooney)