แนะนำตัว: From the Antarctic to the Arctic, from the equator to the frigid zone, from the African grassland to the tropical rain forest, and from the desolate peak to the deep sea, countless creatures present themselves in extremely beautiful postures. We have seen the fluctuations of Okavango floods and the living conditions of the animals around them, the rare images of snow leopards hunting in the heavy snow, the harsh scenes of penguins, polar bears, seals and other organisms interdependent on each ot