Until now, the blue whale was widely considered to be the heaviest animal of all time, weighing up to 200 tons and sometimes ...

They used the huge — but incomplete — skeleton to estimate the whale's size and weight, using modern marine mammals for comparison, said study author Eli Amson, a paleontologist at the State ...

The fossils, which were found in southern Peru, were “clearly something exceptional from the first look,” says Eli Amson, a paleontologist at the State Museum of Natural History in Stuttgart ...