Jellyfishs floating in the ocean with a blue background

Jellyfish is a very beautiful aquatic animal。Its body is shaped like a transparent umbrella，Umbrella body diameters vary from large to small.，diameter of large jellyfish'Umbrella can reach up to 2 meters。There are some whisker-like tentacles on the edge of the umbrella.，Some tentacles can be 20-30 meters long。 The main component of the jellyfish body is water，Made up of two germ layers, Internal and external，There is a thick middle glue layer between the two layers，not only transparent，It also has a floating effect。when they move，Use body reflexes to move forward，looking from afar，Like a round umbrella floating quickly in the water；Some jellyfish umbrellas also have various patterns.，In the blue ocean，These different colored jellyfish are swimming，looks very beautiful。background：deep blue dark sea bottom，tiny stars

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