Colonies may contain several species as well as other types of waterbird.
From the en.wikipedia.org
White-shouldered Ibis has been considered the most endangered waterbird in South-East Asia.
From the sciencedaily.com
The Magpie-goose is a type of waterbird found in the countries of Australia and New Guinea.
From the en.wikipedia.org
Accented by a waterbird made by Bynum folk artist Clyde Jones, the porch opens onto the garden.
From the newsobserver.com
However, the waterbird community was made up of most generalists the following year after heavy rain.
From the sciencedaily.com
The American White Ibis pairs up in spring and breeds in huge colonies, often with other waterbird species.
From the en.wikipedia.org
This must be my favourite little waterbird.
From the guardian.co.uk
The scientists compared waterbird communities in estuaries of the Chesapeake Bay during 2002, a year of severe drought, to 2003, a year of high rainfall.
From the sciencedaily.com
Because the dynamics of the invertebrate populations were affected, so in turn were the dynamics of the waterbird communities that fed on them.
From the sciencedaily.com
More examples
Waterfowl: freshwater aquatic bird
Anatidae is the biological family that includes ducks, geese and swans. The family has a cosmopolitan distribution, occurring on all the world's continents except Antarctica and on most of the world's islands and island groups. ...