- swan by Carter Erickson
Any large aquatic bird of the genera Cygnus and Coscoroba, having a long neck and usually a white...
- trumpeter swan by Natalie Horton
Black-billed species (Cygnus cygnus buccinator) of swan, named for its far-carrying, low-pitched...
- swan by Conner Boyd
(vertebrate zoology) Any of several species of large waterfowl comprising the subfamily Anatinae;...
- Swan by Great Soviet Encyclopedia
a bird of the family Anatidae of the order Anseriformes. It measures up to 180 cm long and weighs...
- swan by Pedro Harper
Common name for a large aquatic bird of both hemispheres, related to ducks and geese. It has a...