Aquarium staff euthanized Barney, a "super senior" harbor seal. He showed signs of "an acute decline," according to a post on the aquarium's website.

One year ago this April, the PBS television series Barney & Friends was launched. Just last week, he celebrated his birthday with a party on the show, complete with cake, candles and songs.

The aquarium and the city have lost a good friend. Barney, the Seattle Aquarium’s longtime harbor seal, has passed away at ...

My quest for the perfect pink frosted cake began in 1992 while watching an episode of "Barney and Friends," when ... for Barney’s two-hundred-millionth birthday. The pale-pink fluffy frosting ...

The Seattle Aquarium is mourning the loss of a beloved harbor seal that was one of the oldest in human care. Barney was 39 years old, which is "roughly the equivalent of a 100-year-old human," ...