Tuesday, May 22, 2012

Subterranean master builders

Much is going on out of sight, in the sea and in the earth. Small creatures can build amazingly large, and cleverly engineered, structures.

2 comments:

  1. With such fine homes of their own, they should stay put out ours!

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  2. I meant to say, "Stay out of ours". Jeesh.

    ReplyDelete