Collies are medium-sized dogs
with long or short coats.
They come in different colors
but the most common are black
white
and tan.
Collies are very smart
loyal
and hardworking.
They were originally bred to herd sheep in Scotland
and England.
Collies need a lot of exercise
and grooming.
They are also very friendly and good with children
and other pets.
Collies are famous for the TV show Lassie
which showed how brave
and helpful they are.