Giant Walrus with long white tusks on the beach looking around surrounded by other walruses in the Arctic Sea along the coastline of the Svalbard Islands

walrus beach big tusks marine mammal animal pinniped large pinniped marine mammal grey sky svalbard wildlife atlantic walrus genus odobenus arctic wildlife marine mammals pinnipedia expedition arctic sea tusks svalbard cruise expeditions environment nature ecology population mammal sea polar climate outdoors landscape norway misty calm zodiac svalbard expedition natural environment panorama september scandinavia climate change ocean outdoor cost travel