City-sized sea meadow is world’s biggest plant

Are plants the real masters of Earth? Scientists have discovered that an underwater weed has been cloning itself for 4,500 years. What's happening? Off the coast of Australia there is a huge underwater meadow. Big-nosed animals called dugong eat the seagrass. Now, scientists have made a discovery. Most of the grass is a single plant.  Find out more The seagrass is 200 square kilometres. It is the same size as the city of Glasgow.  The plant is 4,500 years old. Scientists think it is the largest plant in the world.  But this is not the only amazing plant. In fact, all plants are very important for our planet. They make up 80% of life on Earth. Animals (including humans) only make up 0.5%!  Are plants the real masters of Earth?  Some say  Yes! We are too interested in animals. It has stopped us from noticing how clever plants can be. We would not survive without them. Of course they run the world!  Others think  No. There may be more plants than humans, but our brains are much more impressive. Animals are the best living things – humans most of all.        KeywordsSeagrass - The world’s only flowering plant to grow in seawater, thriving in shallow coastal areas with calm waters. They are not related to seaweed, which is actually an algae.