The vet urged pet owners to be careful even with pet toys. Photo / 9News"I have removed various other things, including marbles, rocks and foam from a couch, but this was my first tennis ball," she said.
"It was literally bouncing around in his stomach."
Brax won't be allowed to play with his favourite toy any time soon.
"This is definitely the most expensive tennis ball I will ever have," his owner told 9News.
The vet has cautioned dog owners to be careful even with dog toys.
"Care needs to be taken in not giving your dog any balls or toys in general that are smaller than the size of their mouth," she said.