Dr. Bender (left) and his Dog (right).
Bender's Dog is a giant dog that dwells in Dr. Bender's backyard.
Dr. Bender's dog is a gigantic looking dog with huge dental braces. He uses the dog to chase off any children that might be entering his yard to reclaim lost balls.
It has brown fur with spots, and is many times the size of Dr. Bender. He also has gigantic teeth which have dental braces and headgear on them.
When Timmy Turner entered Dr. Bender's backyard to reclaim his lost ball, he was chased off using this intimidating looking dog.