Barney was 39 years old, which is "roughly the equivalent of a 100-year-old human," according to the aquarium. “We know that many in the community will join the Aquarium’s staff and volunteers ...

Seattle Aquarium staff on Friday euthanized Barney, a “super senior” harbor seal who flipped and glided through blue-green seawater for 39 years, delighting visitors who watched from the other ...