The North American Wood Frog has developed an impressive strategy for surviving cold New England winters. It doesn't seek warmth as other animals do. The wood frog goes with the cold and actually freeze in the winter months. Come spring, it thaws out, ready for mating season. How does it do that? We don't really know. While we don't know exactly how it all works (yet) we can see what's going on inside the frog. It all starts at the first sign of ice. When the frog touches an ice crystal its body