Dog born with second penis on his leg undergoes surgery for ultra rare birth defect
A dog named Willy Wonka was born with a rare condition known as diphallia, which resulted in him having a second penis located on his leg. After an examination revealed that the extra appendage was nonfunctional and causing health issues, the dog underwent surgery to remove it. Willy is now recovering well and is described as a normal three-legged puppy.
- ▪Willy Wonka was surrendered to the Animal Welfare League Queensland with a second penis on his leg.
- ▪The condition diphallia is extremely rare, with only four documented cases in dogs.
- ▪The extra penis was nonfunctional and posed health risks, leading to a decision for surgical removal.
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Pets Dog born with second penis on his leg undergoes surgery for ultra rare birth defect By Ben Cost Published May 26, 2026, 2:39 p.m. ET See more of our coverage in your search results. Add The New York Post on Google That’s doggone wild. A dog born with a spare penis had to undergo emergency surgery to relieve him of his sex-tra appendage so it wouldn’t encumber him. “I’ve never seen this condition before,” the surgeon, Dr. Lauren McNamara, wrote in a viral Instagram post last week. The extra-endowed canine, fittingly named Willy Wonka, had reportedly been handed into the Animal Welfare League Queensland (AWLQ) in Australia, News.com.au reported. 4 “Surgery was the kindest and most responsible way forward,” said Dr. Lauren McNamara (pictured) holding the special dog.
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