Mute Swan (Cygnus olor)
Above: A Mute Swan at Great Marsh Park in Cambridge, Maryland (2/10/2008).
Below: Photographed near Solomons, Calvert Co., Maryland (6/18/2006). Top photo shows an adult (and parent), while the second photo shows one of its young. Young swans are called cygnets.
Below: Photographed in Baltimore Co., Maryland in 2004.
Below: Adult and immature Mute Swans stopping in at Fort Smallwood Park, Maryland (11/24/2011).