Blue whales, the largest animals on Earth, have been spotted not far off the coast of Massachusetts.

Aquarium scientists say sightings offer a rare glimpse into the movements of Atlantic blue whales ...

Observers with New England Aquarium said it's the first time they have documented blue whales in their southern New England ...

Seeing blue whales outside of their Canadian feeding grounds is rare in the Atlantic. The Western North Atlantic population is believed to be between 400-600 individuals.

This is the first time scientists with the New England Aquarium have seen blue whales in southern New England waters. The post In rare sightings, scientists spot blue whales in waters off Martha’s ...