A few years ago on a visit to Cape Cod, Michael Rosen was walking along the beach at low tide. He came across a tidal pool set in a giant rock. The pool was about the size of two science journals laid side to side. A large clump of insects floated on top.
He stirred the water with his hand, dispersing the bugs. Then he watched the individuals, probably 100 of them, begin to stick to each other in two and threes and eventually all cluster back together. “Each of them had six little legs that ...Find out More »