Earthworms are awakening. With the rock-hard ground of winter softening, deep-lying earthworms can finally rise to the surface layer of humus to feed — and be fed on. They’re the reason that robins and our beloved woodcock are migrating back here.Largely at night or to a lesser degree in the crepuscular periods of dawn and dusk, the easily desiccated worms emerge to pull decaying vegetation down with them to digest their meals below the surface in safety. […]