They are seen often in pairs or flocks near water.

They are often seen far from land, swimming in large flocks.

Seen in flocks during winter of up to 20 birds.

It is usually in family groups or small flocks of up to seven birds.

At times they gather in flocks of a hundred or more.

It is often seen in small noisy flocks of seven.

The females can travel in flocks and they share food.

It typically lives in flocks of greater than 10 individuals.

They are usually found in small flocks of less than ten birds.

During the winter, it groups together in large flocks at night.