Most of the cinnamon teal's diet is made up of seeds and plants. It may also eat aquatic invertebrates. Anas Female cinnamon teals lay nine to twelve eggs in a nest in vegetation 100 feet or more from the water. The nest is made of grass and down. The eggs hatch in about three weeks and the ducklings fly when they are about a month and a half old.
Cinnamon teals travel in small flocks, They are very fast flyers.