Yes, we attended a seal birthday party, and yes, it was delightful.

Harbor seals are one of the most common marine mammals in the U.S., according to NOAA. They are found on both coasts and can live up to 30 years old. More in Lifestyle.

You may have spotted a seal with an orange float attached to its back at Point Defiance Park in recent days. A Reddit user ...

If harbor seals feel pressure to move, they might be pushed to less suitable locations. “Drakes Estero is a good place for pups to learn how to swim, dive and feed,” said Codde.

Hundreds of harbor seals regularly gather in specific spots in New Jersey. A new nearly $700,000 grant will allow researchers to study the population.