A Florida manatee, Trichechus manatus latirostris, rises to the surface of Crystal River, Florida. This endangered sirenian subspecies migrates to inland rivers during the winter where water temperatures are warmer than the ocean.

Backlit tourists walking on the beach of Bavaro, Punta Cana, Dominican Republic, West Indies, Caribbean, Central America *** Local Caption *** curves to produce overall warmer/reddish cast, removed clutter from water and other people/rubbish on the beach

Iceberg detail in and around the Antarctic Peninsula during the summer months. More icebergs are being created as global warming is causing the breakup of major ice sheets.

European Chub (Squalius or Leuciscus cephalus) shoal in the clear water of Plitvice Lakes National Park, Croatia. MORE INFO: Chub traditionally inhabit more lowland waters in Croatia, but they have proliferated since being introduced to Plitvice Lakes, which are warmer than in the past due to climate change, and they have reduced native trout populations considerably by predating their eggs.

Mist covers the glacierand icebergs and bergy bits lill the bay in Neumayer Channel, Antarctica.

Grounded iceberg detail in and around the Antarctic Peninsula during the summer months. More icebergs are being created as global warming is causing the breakup of major ice sheets.

Icebergs and bergy bits floating in the Weddell Sea in and around the Antarctic Peninsula during the summer months.

Strange and wonderful formations in the icebergs and bergy bits in and around the Antarctic Peninsula during the summer months.

Iceberg left grounded by the low tide on Bird Island in and around the Antarctic Peninsula during the summer months.

Icebergs and bergy bits melting (note the icicles) in and around the Antarctic Peninsula during the summer months.

Mist covers the glacierand icebergs and bergy bits lill the bay in Neumayer Channel, Antarctica.

Iceberg detail in and around the Antarctic Peninsula during the summer months. More icebergs are being created as global warming is causing the breakup of major ice sheets.

Strange and wonderful formations in the icebergs and bergy bits in and around the Antarctic Peninsula during the summer months.

Iceberg detail in and around the Antarctic Peninsula during the summer months. More icebergs are being created as global warming is causing the breakup of major ice sheets.

Strange and wonderful formations in the icebergs and bergy bits in and around the Antarctic Peninsula during the summer months.

Iceberg detail in and around the Antarctic Peninsula during the summer months. More icebergs are being created as global warming is causing the breakup of major ice sheets.

Icebergs and bergy bits melting (note the icicles) in and around the Antarctic Peninsula during the summer months.

Edge of an iceberg in and around the Antarctic Peninsula during the summer months. More icebergs are being created as global warming is causing the breakup of major ice sheets.

Iceberg detail in and around the Antarctic Peninsula during the summer months. More icebergs are being created as global warming is causing the breakup of major ice sheets.

A view of an ice-choked bay on Petermann Island near Lemaire Channel, Antarctica.

Iceberg detail in and around the Antarctic Peninsula during the summer months. More icebergs are being created as global warming is causing the breakup of major ice sheets.

Porte d'Aval rock arch and the Aiuille rock needle on the Alabaster Coast near Étretat, Normandy, France.

Delicious coconut pancakes are baked over charcoal at the night market on Sisavangvong Road (main street), Luang Prabang, Luang Prabang Province, Laos, Asia

Porte d'Aval rock arch and the Aiuille rock needle on the Alabaster Coast near Étretat, Normandy, France.

Manneporte rock arch on the Alabaster Coast near Étretat, Normandy, France.

Sunrise on the promenade with a view of the beach bar on the north shore of Lake Starnberg, Starnberg, Bavaria, Germany.

Breakfast room in the Dreimäderlhaus Weissensee near Füssen, Allgäu, Bavaria, Germany

Lighthouse on the Alabaster Coast at Étretat, Normandy, France.

Breakfast room in the Dreimäderlhaus Weissensee near Füssen, Allgäu, Bavaria, Germany

Man with cat sitting at a foot warmer Huo Tong, Hongcun, Huang Shan, China, Asia

Warmer Damm, people in front of a pond at the park at Wilhelmstrasse, Wiesbaden, Hesse, Germany, Europe

the Danube on the edge of the old town, Neuburg an der Donau, District of Neuburg-Schrobenhausen, Bavaria, Germany

extreme long exposure during the light serenade in Ulm, Danube, Swabian Alb, Baden-Württemberg, Germany

Chalk cliffs cliff at the golden hour near Étretat, Normandy, France.

View over Danube to old town with Christ Church, Neuburg an der Donau, District of Neuburg-Schrobenhausen, Bavaria, Germany

A boy eating and warming his feet at a foot warmer, Hongcun, Huang Shan, China, Asia

View over the Danube to the old town with the Hofkirche, Neuburg an der Donau, Neuburg-Schrobenhausen district, Bavaria, Germany

Lighthouse on the Alabaster Coast at Étretat, Normandy, France.

Man with Lederhose leather trousers and calf warmers, Bavarian Haferlschuhe shoes, Bavarian, tradition, traditional costume, legs, Bavaria, Germany, Europe

Stacks of Pirelli Formula 1 racing tyres packed in tyre warmers in the paddock at the Circuit Ricardo Tormo near Valencia, Spain, Europe

Stacks of Pirelli Formula 1 racing tyres packed in tyre warmers in the paddock at the Circuit Ricardo Tormo near Valencia, Spain, Europe

Hot stones and warmer on tray in spa

The expeditionaries bound for Cap Prud'Homme and Dumont d'Urville, in front of the Basler that will take them there. It's worth noting that some of them are wearing the blue garment normally worn for Concordia: this is because it's warmer and contains more down, which is no luxury at the start of the summer season. A matter of habit and personal preference. The buildings of the Mario Zucchelli base can be seen in the background. Terra Nova Bay, Victoria Land, Antarctica