Harpo, also known as Jessie, was a humpback whale born in the Pacific Ocean on Earth in 2286. His parents, George and Gracie, had been transported from the year 1986, and thus Harpo was the first of his kind to be born on Earth since his species became extinct in the 21st century. (TOS movie, novelization & comic adaptation: The Voyage Home, TOS comic: "Debt of Honor")
Jessie was born in the Pacific Ocean near South America, not far from Easter Island. At three months of age, the baby was whalenapped as part of Operation Motherlove. (FASA RPG module: The Hottest Blood of All)
- TOS comic: "Debt of Honor"
- TOS - Strange New Worlds II short story: "The Hero of My Own Life"
- FASA RPG module: The Hottest Blood of All