【摘 要】
：
Some gastropods always bury their bodies in the sediment on the ebb. Even though we can still find them following some clues: some cerith snails and spiral shells will leave winding traks behind them,
【出 处】
：
KNOWLEDGE IS POWER
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Some gastropods always bury their bodies in the sediment on the ebb. Even though we can still find them following some clues: some cerith snails and spiral shells will leave winding traks behind them, the hiding places of moon shells and olive shells will form a swell. As long as we have enough patience to follow the clues, we will always see them.
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