The Best Tuna Ugliest Dog References. Tuna is a chihuahua dachshund crossbreed dog, best known as an internet celebrity, and an internet meme.he was abandoned by his original owner near san diego, and was adopted at a farmer's market in los angeles by courtney dasher. All of these things make it a fantastic part of a healthy human diet, and can also benefit dogs too.
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One of our ugliest dogs, it has a bite force of 556 pounds per square inch, which might be enough to send a pit bull cowering. She said she felt tuna was special not only physically, but that he had a different personality, too. A small abandoned puppy gets a second chance with a new owner, only to become one of the internet's most famous pets.