Thursday, December 8, 2011

Terrarium


3 comments:

ordinaryjanet said...

don't you marvel at how Nature makes things like turtles and their shells?

Linda@VS said...

Yeah, I do. How does each little cell know what kind of tissue it's intended to be?

ordinaryjanet said...

Sometimes I hope that those questions are never answered, because it's much more fun to speculate than it is to learn a bunch of technical terms.