Magellanic penguin (Spheniscus magellanicus) calling, giving a warning call, Patagonia, Chile, South America

Magellanic penguin (Spheniscus magellanicus) calling, giving a warning call, Patagonia, Chile, South America

Elephant seal on the beach giving warning call, at Sea Lion Island in The Falkland Isles

Red Deer (Cervus elaphus) hind barking warning call. Isle of Mull, Argyll, Scotland, UK

Anti nuclear power demonstration at the Gundremmingen nuclear power plant, the most powerful German nuclear power plant, Gundremmingen in Guenzburg, Bavaria, Germany, Europe

Anti nuclear power demonstration at the Gundremmingen nuclear power plant, the most powerful German nuclear power plant, Gundremmingen in Guenzburg, Bavaria, Germany, Europe