The most threatened whales are the large baleen
They are the whales that were hunted during the past two centuries.
They were so vigorously hunted that some of the species almost
vanished. Many have still not recovered. At least nine species still
have numbers below the pre-hunting times. The Blue Whale, the largest
animal in the world, now exists in numbers that are only about 10% of
what there was before whaling started in the 1800s. Right Whales,
group that includes Blue Whales, was the group that took the most