title: Cytogenetic analyses of wild sheep populations in northern Iran.
mesh_terms: D000818:Animals; D005075:Biological Evolution; D002875:Chromosomes; D005260:Female; D014644:Genetic Variation; D005843:Geography; D006824:Hybridization, Genetic; D007492:Iran; D007621:Karyotyping; D008297:Male; D012730:Sex Chromosomes; D012756:Sheep