Taken together, the deaths have raised the specter of past “unusual mortality events” that caused whales to die in ...

The four deaths have raised the specter of past “unusual mortality events” that caused whales to die in higher-than-normal ...

However, marine animals that spend most of their time underwater, such as dolphins and whales, are particularly challenging ...

Notable sightings include a trio of humpback whales observed off Pendennis Point in Falmouth, drawing hundreds of spectators.