A horse was rescued after it was seen trotting down Interstate-93 in Massachusetts on Sunday.

Drivers called 911 after seeing the horse near the Blue Hills Reservation area.

Massachusetts State Police said that the horse was a "potential hazardous, dangerous, and disruptive event for passing motorists." And it could have been a night-mare for the horse since the animal is easily frightened. Horses can spook from anything new in their environment, from a barking dog to even a measly puddle.

"Just about anything can frighten a horse," a veterinary center in Arizona said on its website.

The horse was tacked up at the time it was found. Massachusetts State Police

Luckily, several people in the area were able to calm the horse down so that it would not run back into traffic while poli

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