A heartwarming video has emerged of firefighters rescuing a horse from mud in Dej, Romania on Friday.

The footage, captured by a bystander, shows the rescue crew using a pulley to drag the animal out of the ground.

According to the filmer, the horse had attempted to drink from the water but slipped and fell into the mud.

After a strenuous effort, the horse was eventually dragged out and can be seen towards the end of the video reunited with its friend.

The filmer wrote online: "One of the horses approached the water to drink and slipped in the mud on the valley.

"The horse struggled to save himself but sank deeper into the mud."

"The owner asked for help firefighters who after almost an hour of work have managed to save the horse, who returned to his partner," he continued.

"Firefighters dug with their hands in the mud in which they rested horse legs, in order to save it."