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Audio Interchange File Format  |  1995-09-13  |  931.2 KB  |  1 channel  |  22,050 sample rate  |  43 seconds
Transcription: Sand dollars. Sand dollars live near shore on the sandy ocean bottom. Their spines trap bits of dead plants and animals. Then the spines help move the food along to the mouth, which is on the underside of the sand dollar. Many people have seen dead sand dollars on beaches. Dead sand dollars are white with a flower-like design. But living sand dollars are covered with tiny spines and look like fuzzy cookies. Some sea stars like to eat sand dollars. If a sea star comes near, the sand dollars bury themselves under the sand. This takes the sand dollars from one to three minutes. Luckily for sand d ...