Čvorci
Čvorci (lat. Sturnidae) su porodica ptica iz reda Vrapčarki (lat. Passeriformes).

Pjev 
Kreštav, oponaša glasanje drugih ptica.

Literatura 

 
 
 National Geographic Society (2002): Field Guide to the Birds of North America. National Geographic, Washington D.C. 
 Sibley, Charles Gald & Monroe, Burt L. Jr. (1990): Distribution and taxonomy of the birds of the world: A Study in Molecular Evolution. Yale University Press, New Haven, CT. 
Zuccon, Dario; Cibois, Alice; Pasquet, Eric & Ericson, Per G.P. (2006): Nuclear and mitochondrial sequence data reveal the major lineages of starlings, mynas and related taxa. Molecular Phylogenetics and Evolution 41(2): 333–344.   (HTML abstract)
Hindmarsh, Andrew M; et al. (1984): Vocal Mimicry in Starlings  (HTML abstract)

Vanjske veze 

  Starling videos , Internet Bird Collection
  RSPB starling page, Royal Society for the Protection of Birds
 Videos, photos and sounds  - Internet Bird Collection
 A murmuration of starlings (video)
 How bird flocks are like liquid helium
 Dylan Winter and the starling Murmurations (video)
 Murmuration of Starlings - A Documentary Page on the Web