Guided bird walking-tours will take place around the Visitor Center and Observation Building where you could see a variety of ducks, geese, cranes and other waterfowl. - No reservations are required - - Meet outside the Visitor Center at 8:00 AM - - Bring binoculars and dress for the weather - - Tours will last 1-2 hours - This program provided by Wheeler National Wildlife Refuge in partnership with the Wheeler Wildlife Refuge Association.