title: Malpositions in chicken-pheasant hybrid embryos.
mesh_terms: D000818:Animals; D001717:Birds / Q000196:embryology*; D002642:Chick Embryo / Q000033:anatomy & histology*; D003433:Crosses, Genetic; D004531:Eggs; D005260:Female; D005298:Fertility; D006824:Hybridization, Genetic; D007185:Incubators; D007315:Insemination, Artificial / Q000662:veterinary; D008297:Male; D012737:Sex Factors