A lone Sea Otter floats on it's back in a clear water enclosure relaxing and playing with a small black blanket by place it on it's face whilst grooming it's fur around the face

sea otter water plating swimming aqua mammal fur thick coat warm winter cold clear fresh smart animals vunerable animal kingdom predator relaxing floating blanket playing young grown rocks close up tight rubbing grooming cleaning underwater diving bubbles enclosure washing spinning rotating flipping ocean river nature natural habitat protected rare canada wet