PhotosTaken by J.D. Gantz on various research trips A foggy morning at Cape Perez, Antarctica The Laurence M. Gould, an ice breaker that facilitates research along the Antarctic Peninsula A humpback whale near our boat An iceberg near Cape Perez, Antarctica An Adelie penguin swimming Antarctic fur seals A caribou sits in a dry river bed, Denali National Park, Alaska Caribou on the horizon, Eagle Summit, Alaska A sunset in Antarctica with icebergs Adelie penguin (left) and southern giant petrel (right) footprints in the snow A gentoo penguin Mountains in the Gerlache Channel, along the Antarctic Peninsula An iceberg with a mountainous backdrop along the Antarctic Peninsula A trio of humpback whales lunge feeding along the Antarctic Peninsula Mountains along the Antarctic Peninsula A mountain peeks out from behind a glacier on the Antarctic Peninsula A Weddell seal naps on the ice at the Berthelot Islands, Antarctica An Adelie penguin nest with a pair of chicks A Canadian lynx stalks a mallard at Destruction Bay, Yukon Territory A southern giant petrel coming in for a landing, Antarctica