There are many different breeds of sheepdogs, some of the most well-known include:
* Border Collie: Known for their intelligence and herding abilities.
* Australian Shepherd: Also known for their intelligence and athleticism.
* Old English Sheepdog: A large, fluffy breed with a distinctive shaggy coat.
* Shetland Sheepdog (Sheltie): A smaller, but equally intelligent and hardworking breed.
* Pyrenean Mountain Dog: A large, white breed that is known for its protective nature.
Each breed has its own unique characteristics and abilities, but all sheepdogs share the common trait of being intelligent, hardworking, and dedicated to their flock.