They are so well adapted to the water that they can't survive without it.
sea anemones live in places with cold water
water
Sea anemones get a constant supply of fresh, oxygen rich water by directing it into their mouth orifice using their tentacles. This is also their primary means for collecting food from the water.
sea anemones do not have shells !
are sea anemones decomposers
Fresh water animals.
Sea anemones are consumers yes.
any color at all
Sea anemones do not hide, they are plants that small sea creatures hide in from predators, as they sting, but the smaller creatures that hide in them have adapted so they do not feel it much or at all. I would recommend this educational film for you:- Finding Nemo
You can find sea anemones on the bottom of the Sea. Sea anemones stay in one stop there hole life.
sea anemones live in groups
yes sea anemones have a nerve net.