Medium-sized and large waterbirds distinguished by the possession of feet with all four toes webbed. They all have a bare throat patch (gular patch).
They feed on fish, squid or similar marine life. Nesting is colonial.
Medium-sized and large waterbirds distinguished by the possession of feet with all four toes webbed. They all have a bare throat patch (gular patch).
They feed on fish, squid or similar marine life. Nesting is colonial.