Keywords: A stuffed chick with two beaks and three eyes.jpg en A malformed chick with two beaks and three eyes from the collections of the Zoological Museum of the University of Oulu Oulu Finland 2012-03-15 own Olli Niemitalo cc-zero Uploaded with UploadWizard Congenital diseases and disorders of animals Two-headed animals Zoological Museum of the University of Oulu |