Wed, 08/02/2023 - 11:00 Gizmodo Environment A team of paleontologists has announced the discovery of an Eocene-era whale it believes may be the heaviest animal to ever live, surpassing the extant blue whale in mass.Read more... Tags whale, basilosaurus, Environment, hans thewissen, bowhead whale, blue whale, mario urbina, baleen whale, balaenidae, transitional fossils, blubber, cetaceans, eli amson, cetacea, david waugh, p colossus Source Massive Extinct Whale May Be the Heaviest Animal Ever