Sea funnels stand in shallow water while waves wash plankton into them. During the low part of the wave, the water drains out through numerous pores in the funnel and the plankton is flushed down into the throat. The pores can be opened and closed as needed to deal with differing water levels. Some sea funnels actually bob up and down in areas where waves are too small. They all have the capability of swimming to better spots, to shore during high tide and out to sea during low tide. They live on planet Lup. Here are two specimens:
Hello, my name is Dan. I am an author, artist, explorer, and contemplator of subjects large and small. I like bacon. I like pizza. I like bacon pizza. I enjoy long walks on the beach, but prefer the mountains. I am a huge fan of Jesus. When I grow up, I want to be just like him and create my own universes.