Buttonwood Park Zoo officials have confirmed that Blue, a 21-year-old harbor seal, died this month due to complications from the avian flu, or bird flu. Zoo officials say it's the second case of a death from avian flu at the zoo. A swan goose died at the zoo on Jan. 27.

A seal at a Massachusetts zoo died this month after contracting bird flu. Blue, the Buttonwood Park Zoo’s beloved 21-year-old harbor seal, died due to complications from Highly Pathogenic Avian Influenza, or bird flu , officials at the New Bedford zoo said Wednesday.