How Does A Sea Anemone Eat. The algae inside an anemone’s body combine water and sunlight with the carbon dioxide exhaled by the anemone to create carbohydrates, and these sugars feed the anemone. * sea anemones come in different sizes and many different colors.

Sea anemone tentacles are capable of delivering a toxic sting, which can paralyze not only small fish, but larger marine creatures as well. The sea anemone phylum is cnidaria. Although all anemones share a few common characteristics, over 1,000 described species inhabit the world's oceans.