Sea otter resting on its back with eyes closed in Moss Landing Harbor in Monterey Bay, Central California

sea otter marine mammal moss landing buoyant swimming monterey bay conservation back float central coast animals calm water sea keystone species endangered pacific floating animal california resting ecosystem protected ocean tail estuary relaxing species environment environmental fluffy furry calming habitat napping nature day usa coastal hands in mouth whiskers cute october adorable close up cute face natural fur 4k feet weasel family