Cocker Spaniels are known for their long, silky ears, expressive eyes, and a cheerful, affectionate demeanor. They are medium-sized dogs with a sturdy build, originally bred for hunting birds. Cocker Spaniels are highly sociable and thrive in family environments, requiring regular grooming due to their luxurious coat.

Cocker Spaniels are domesticated dogs and do not have a 'native' region in the same sense as wild animals. However, they originated from the United Kingdom, where they were bred as hunting dogs, particularly for flushing game birds.

Cocker Spaniels are highly adaptable dogs that can thrive in a variety of environments, provided they have adequate shelter, food, and companionship. They are typically found in domestic settings as pets.

As domesticated animals, Cocker Spaniels do not occupy a natural ecological niche. They were originally bred to assist hunters by flushing game birds from dense vegetation, which influenced their energetic and sociable nature. Today, they serve primarily as companion animals.