What's the difference between swan and swanherd?

Swan

Definition:

(n.) Any one of numerous species of large aquatic birds belonging to Cygnus, Olor, and allied genera of the subfamily Cygninae. They have a large and strong beak and a long neck, and are noted for their graceful movements when swimming. Most of the northern species are white. In literature the swan was fabled to sing a melodious song, especially at the time of its death.
(n.) Fig.: An appellation for a sweet singer, or a poet noted for grace and melody; as Shakespeare is called the swan of Avon.
(n.) The constellation Cygnus.

Example Sentences:

(1) Indirect methods to evaluate left ventricular function included the use of the Swan-Ganz catheter for pulmonary capillary wedge pressure measurement, systolic time intervals, and cardiac output.
(2) At Wembley England fielded: Springett; Armfield, McNeil; Robson, Swan, Flowers; Douglas, Greaves, Smith, Haynes, Charlton.
(3) Two-dimensional echocardiography was used to guide and locate the balloon of Swan-Ganz catheter during catheterization in 43 patients.
(4) Which certainly isn't a charge you can level at Sony – in recent years, it has conspicuously championed indies (winning a hatful of Baftas for Journey and The Unfinished Swan in the process).
(5) To determine the relationship between SVR and sigma es, left ventricular afterload and contractility were pharmacologically altered in eight dogs instrumented with central aortic microtip and Swan-Ganz thermodilution catheters.
(6) 9.59am GMT Summary We’ll leave you with a summary of what transpired here throughout the day: • Julia Gillard announced a contest for her position as prime minister following calls by Simon Crean, a senior minister in her government, for her to be replaced by her predecessor, Kevin Rudd • Shortly before the ballot was to take place Kevin Rudd announced he would not stand for the Labor Party leadership , re-iterating his promise to the Australian people that he would not challenge Julia Gillard • When it came time for the ballot, Gillard was the only person who stood for the leadership and she and her deputy Wayne Swan were elected unopposed .
(7) The avian blood fluke, Austrobilharzia terrigalensis (Trematoda: Schistosomatidae), is recorded in Western Australia for the first time, and is implicated as the cause of dermatitis among users of the Swan estuary in Perth.
(8) Nonejection systolic and diastolic clicks appeared when a Swan-Ganz catheter was positioned in the proximal portion of the right pulmonary artery.
(9) The Peppers like to be jerks (at Dingwalls Swan dedicated a song to “all you whiney Britishers who can suck my American cock”), but don’t let the surface attitude fool you.
(10) In the dogs on controlled respiration the effect of the above-mentioned substance upon the haemodynamic of the total organism was monitored by means of continuous measuring of the arterial pressure by a Swan-Ganz catheter.
(11) For example, in May 2012 , Hockey said, “Australians are right to be concerned about handing Wayne Swan yet another increase in our nation’s credit card limit.” He then went on Alan Jones to argue that the government could not make claims that it was making savings if it was also increasing the debt ceiling from $250bn to $300bn.
(12) Treasurer Wayne Swan says largely because we have a fixed price in Australia's carbon pricing scheme to allow certainty for businesses having to make the transition.
(13) Resuscitation was significantly more often successful with the Bunegin-Albin catheter (six of nine dogs) than with either Sorenson catheter (zero of seven in both groups) or the Swan-Ganz RA port (one of seven).
(14) Jose Mourinho can go back to worrying about the dead swan in Scotland.
(15) On the basis of clinical and initial Swan-Ganz catheter data, the patients were assigned to one of three groups: an ARDS group (n = 12); a cardiogenic pulmonary edema (CPE) group (n = 12); and a critically ill, nonpulmonary edema group (NPE, n = 17).
(16) I found swans and storks and all manner of seabirds but, again, no owls, because stuffing them is forbidden in France.
(17) Boys from King Edward VI grammar school will lay oblations inside Holy Trinity church, while the Coventry Corps of Drums prepares to lead a "people's parade" towards Bancroft Gardens, where the River Avon widens, and where – if you're lucky – you might see a swan or two cruise by.
(18) Eight of 9 Mute swans (Cygnus olor) untied in the river acrossing the central part of Tottori-city died within the period of 40 days of summer in 1989.
(19) Hemodynamic evaluations were performed by means of a Swan-Ganz catheter and cardiac output determinations by the thermodilution technique.
(20) Ten consecutive patients with ventricular septal rupture complicating acute myocardial infarction were studied by means of Doppler echocardiography (including two-dimensional, conventional and color Doppler techniques) and bedside right heart catheterization using a Swan-Ganz catheter.