A rescued harp seal that seemed to be on the road to recovery suddenly took a sharp turn for the worse on Wednesday and had to be euthanized, the Marine Mammal Stranding Center said Thursday.

A rescued harp seal nearing his release back into the wild has died, the Marine Mammal Stranding Center said Thursday. "We are sorry to share some heartbreaking news ...

Polaris the seal is a tough old bird. The adult male harp seal found on Nantasket Beach in Hull last month was deemed well enough to be released back into the ocean on Wednesday, March 19 ...

A concerned resident sent a video of the seal — which seems to be a harp seal based on its markings — to the Advance/SILive.com. The resident gingerly circled the sea creature while recording ...