Males have a white head and blue bill, while females have stripes on the cheeks. These ducks eat insect larvae and plant seeds underwater.
Males have a white head with a black cap and a blue bill swollen at the base. Females have a pale face, dark cap, and cheek stripes.
In shallow, vegetated lakes, it eats insect larvae and plant seeds. During breeding, it nests among vegetation above the water.
An extinction-risk assessment has not been added yet.