Sandhill Crane - Grus canadensis, Woodbridge Ecological Reserve, CA, USA. Fields of corn are grown in this track of land specifically for the sandhill cranes. During the fall harvest, corn is left the birds.. On foggy mornings you may only hear the sound of the sandhill cranes. As the fog lifts, the cranes beome visable. This image depicts the dancing behavior of the cranes with the corn as an added element to a typical scene.