Meet Cloud and his extended family in this photo essay.

In 1995, while filming wild horses in the mountains of Montana, Ginger Kathrens discovered a striking, almost pure white colt just hours after his birth.

Every relationship between horse and rider rests on a few fundamental principles. Watch the full episode online.

Some riders and veterinarians are increasingly turning to alternative medical methods -- from acupuncture to herbal remedies -- to keep their horses healthy.

Adam Snow plays his horse Rio in a Florida polo tournament -- the Mecca of polo.

(Airs Sunday, June 13) The teaming of horse and rider is arguably the most sophisticated and intriguing example of human-animal cooperation.

The saga continues. Watch the third installment in Cloud's story online now.

Go behind the scenes with Cloud filmmaker Ginger Kathrens in this Web-exclusive video.

Controversial horse round-ups began Thursday in the Pryor Mountains. NBC's "Today Show" ran a story on the round-ups this morning.

Check out these horse photos from the NATURE community, and find out how to add your own.