A Terrier is a type of dog known for its energetic and feisty personality. Originally bred for hunting and burrowing, terriers come in various breeds, each with unique characteristics. They are typically small to medium-sized and have a strong prey drive, making them excellent at chasing small animals. Terriers are known for their intelligence and loyalty, often forming strong bonds with their owners. They require regular exercise and mental stimulation to stay happy and healthy. Popular breeds include the Jack Russell Terrier, Boston Terrier, and Scottish Terrier, each showcasing distinct traits and appearances.