These are the kind that bury in the sand with tubes sticking up out of the sand. They're the kind we eat,(shortnecks). They do make good filters though.
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"Earth, our Water Planet, is the only planet in our solar system to be endowed with appreciable quantities of liquid water. Life, born in the water, must be at least as rare as water in the Universe, and as such must be revered, under any of it's forms, as a Miracle."
"Earth, our Water Planet, is the only planet in our solar system to be endowed with appreciable quantities of liquid water. Life, born in the water, must be at least as rare as water in the Universe, and as such must be revered, under any of it's forms, as a Miracle."
