This is called a "steeplechase".
It is known as a steeple-chase.
Yes, purple leaf plum hedges are toxic to horses when consumed in large quantities. The leaves and stems contain cyanogenic glycosides which can produce cyanide when ingested, affecting a horse's health. It's best to keep horses away from these plants as a precaution.
SteepleChase is the race that includes jumping hedges/fences when the horses are running together. Cross-Country is a timed individual run across all kinds of barriers
Horses are just called "horses" unless they are in a group together. When horses get in a group together, they are then called a "herd".
they are called mustangs. they are the American wild horses. Australian wild horses are called brumbys.
They are called a herd of horses.
A dozen horses is usually called a 'string' of horses.
Horses, generally.
American wild horses are generally called mustangs.
A herd of horses
a herd of horses
A group of horses can either be called a band or a herd.