Black Merle Border Collie Isolated on White Background Stock Image - Image of attentively, canine: 129863597
3-Blue Merle - Currently there are two different "genetic" versions of the Blue Merle. The dog that is ge… | Border collie blue merle, Blue merle, Border collie dog
4 x 'Merle Border Collie' Etichette Regalo/Etichette (GI00045187) : Amazon.it: Casa e cucina
Dogs: Blue merle and Black-and-white Border Collies and pup photo WP26127
Youn nero merle bordo collie cane su bianco Foto stock - Alamy