Ключевые слова: amazon, animal, behavior, behaviour, big, brazil, brazilian, closeup, cuiaba river, endangered, fishing, giant, giant otter, habitat, head, headshot, isolated, lake, large, mammal, mato grosso, nature, otter, pantanal, pond, porto jofre, portrait, pteronura brasiliensis, river, river bank, riverbank, south america, water, wild, wildlife,