The Friesian
It was a Friesian Horse; this breed of horse originally comes from the Netherlands.
Ladyhawk - band - was created in 2004.
Ladyhawk - album - was created on 2006-06-06.
Surprisingly, there is a game where you make choices to breed a hypothetical horse.
The black horse is a Friesian named Goliath in the movie, but his real name was Othello. The white horse with the long mane is an Andalusian horse, but I cannot find his name.
Andalusion
Shots - Ladyhawk album - was created on 2008-03-04.
A Kladruber, which is a very rare breed of horse which was origionally used to pull royal carriages, but is now used for riding and dressage.
Arabian
Freisians.
Ladyhawk is an indie rock band from Vancouver, British Columbia, Canada. The band was formed in 2004 and they released their debut album, "Ladyhawk", on June 6, 2006.
Usually english. This breed of horse excels at dressage.