The animation pans around the chart and eventually zooms in on the oval labeled “Porifera phylum.” The symbol in this oval has the shape of a sponge. TIM: Sponges are simple invertebrate animals-they don’t have a backbone. Next to the name of each phylum is a small symbol in the shape of a typical animal in that phylum. The on-screen portion of the bar has lines descending to ovals labeled with assorted phyla. The left branch has a line going down to a long bar that extends offscreen both to the left and to the right. The left side of the line is labeled “invertebrates,” and the right side is labeled “vertebrates.” The right branch continues offscreen to the right. At the top of the chart is an oval with the title “Animal Kingdom.” A vertical line leads down from this oval to a horizontal line. This scene is replaced by a drawing showing a portion of an organizational chart showing animal hierarchies. Coral can be seen growing in the background, and bubbles can be seen in the water. Moby found these saltwater sponges when he was snorkeling yesterday, but sponges can live in fresh water too.Īn animation shows three sponges on an ocean floor. TIM: Dear Tim and Moby, What are underwater sponges? From, Walker. A door opens and a boy, Tim, carrying a piece of paper, calls in. His arms are moving, and there are sounds of water splashing. The scene shifts to show a robot, Moby, sitting in a bathtub. Text reads: The Mysteries of Life with Tim and Moby. The title shot shows a sponge sitting on an ocean floor.
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