with Animal Sounds Colorfully Dynamic

Probably not everyone knows, marine species account for more than 80% of the Earth's biodiversity; seaweed and other marine plants that live in the ocean produce about 50% of the oxygen in the atmosphere… In the "ocean era", much effort is focused on ocean studies, such as identifying beneficial organisms for ocean resources.Coming to Nature Relax 4K, we bring you relaxing piano music with ocean video. Hope you will have wonderful relaxing moments

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