The Texas Heeler is a hybrid dog breed, a cross between an Australian Cattle Dog and an Australian Shepherd. Known for their intelligence, agility, and herding instincts, they are highly energetic and excel in agility and obedience training. Their coat is typically short to medium length, often with a mix of colors.

The Texas Heeler is not a naturally occurring wild animal species but rather a domesticated dog breed. It is a hybrid breed developed in the United States, specifically in the state of Texas, by crossing the Australian Cattle Dog and the Australian Shepherd.

As a domesticated breed, the Texas Heeler thrives in environments where it can engage in activities that satisfy its herding instincts. It is well-suited to rural and suburban areas where there is ample space for exercise and mental stimulation. The breed can adapt to a variety of climates, but it is important to provide appropriate shelter from extreme weather conditions.

The Texas Heeler's ecological niche is primarily as a working dog, particularly in agricultural settings where it assists with herding livestock. It is also a companion animal in households that can meet its physical and mental needs. The breed is known for its intelligence, agility, and high energy levels, making it well-suited for tasks that require problem-solving and endurance.