Redheads usually dive for their food, but may feed by raising their tail up so that they can dabble in shallow water to get to the food that is submerge under the water.
The Redheads will fly low over marshes in the mornings and evenings, looking for an area that they want to nest in. They may also put their nest on uplands, close to water.
Threats to the Redheads are; flying into power lines, buildings, and hunters. When they are nesting they are in danger from boaters.