Whale shark with injury to the dorsal fin, likely to be caused by collision with a vessel. Credit: Gonzalo Araujo ...

Heavily decimated during the whaling era, the sei whale remains ... Most current understanding of whale song comes from well studied species such as humpback, blue and fin whales, for which ...

They boast distinctive tall, curved dorsal fins and relatively small, pointed flippers. These ocean giants can reach lengths of up to 62-66 feet and weigh between 28-45 metric tonnes.

And yet, it took nearly 30 more years for some species, like the sei whales ... license to kill over 100 fin whales, which are another member of the baleen whale family. “The most effective ...