Blue Merle Border Collie puppy at fourteen weeks demonstrating stereotyped breed-specific behaviors including eye (gaze and lowered stance); this dog's eyes are different colours, which is not uncommon in merles.
Fox & Otter
Custom Pet Portrait Papercut Custom Pet Portrait by NineFingerJo
Border Collie - such wonderful dogs.
Dogs - My Pita Pom & Other Cuties
Wikipedia information about Border Collies.
Border Collie Magnet Set Border Collie Magnets by PopDoggie, $22.00
Border collie puppies training at 8 weeks old
Sable/White Border Collie | A good article about Border Collie colors and hereditary.
Perros - Fieles amigos