Significados de formidable cetacean en inglés

The public demanded sharply that the seas should at any price be relieved from this formidable cetacean.

In the long black body, moving between wind and water, did they not see some formidable cetacean that they regarded with suspicion?

These are the most formidable cetaceans in the northern seas, and whalers are very careful in attacking them, for their strength is prodigious.