Family & relatives: A domestic dog breed like all dogs; its ancestor is the gray wolf, and it is cousin to other herding breeds such as the Border Collie.
How to spot it: A medium herding dog with a thick, often merle-patterned coat, a plumed tail, and bright eyes that are sometimes blue or two different colors.
Its body & abilities
Size: Stands about 46 to 58 cm tall at the shoulder.
Weight: Usually about 16 to 32 kg (35 to 70 lb), with males larger than females.
Body & adaptations: A strong, athletic body with a weather-resistant double coat built for long days working outdoors.
Top speed: A fast, tireless runner that can sprint, turn, and dodge quickly to keep a herd together.
Strength: Bold, hardworking, and full of stamina, with a gentle but confident temperament that loves a job to do.
Senses: Keen hearing and a strong sense of smell, with alert eyes that watch every movement.
Growing up: Puppies are born helpless with closed eyes, open them in about two weeks, and grow into busy, clever adults by about a year.
Where it lives
Habitat: A working and family dog that thrives on farms, ranches, and active homes with plenty of space to run.
Where in the world: Kept as a pet and working dog worldwide; despite its name the breed was developed mostly in the United States.
Territory: Loyal to its home and family, it likes to watch over its yard and the animals in its care.
What it eats
Diet: A meat-loving omnivore fed proper dog food; it needs balanced meals and fresh water every day.
Favorite foods: Complete dog food with protein for muscles and energy, matched to its very active lifestyle.
How it hunts: Its original job is herding livestock, using clever circling, crouching, and gentle nudges to move sheep and cattle.
How it behaves
How it moves: Trots, runs, and springs with easy agility, able to change direction in a flash.
When it is active: Very active and alert by day, needing lots of exercise, play, and jobs to stay happy.
Family life: Friendly, loyal, and eager to please; it bonds closely with its family and loves teamwork.
How it talks: Communicates with barks, whines, and clear body language like tail wags, ear position, and play bows.
Babies: A mother dog carries her puppies about nine weeks and then gives birth to a litter she nurses and cares for.
Its place in nature
Role in nature: A prized herding dog and devoted companion, also a star at dog sports and farm work.
Conservation: Domestic breed, not a wild species, so it is not tracked on wildlife conservation lists.
Dangers: Stays healthiest with vet checkups, a good diet, exercise, and a safe home away from traffic.
Life & legacy
How long it lives: Often lives about 12 to 15 years with good care and plenty of exercise.
In our culture: A cowboy favorite of the American West, famous at rodeos and as a friendly, clever family dog.
Where to see it: On ranches and farms, at parks and dog sports events, and in family homes everywhere.
Fun fact: Australian Shepherds are so smart they can learn dozens of tricks and often herd their family for fun.