Furthermore, the scale of commercial hunting in ... species have changed our understanding of rorqual size, with the humpback ...

A 40-million-year-old fossilised whale previously thought to ... the skeletal and non-skeletal mass would scale at the same rate with increasing body size. But Dr Motani and Dr Pyenson argue ...

"The fossils were actually discovered 13 years ago, but their size and shape ... The largest blue whales recorded during the era of commercial exploitation were at this scale.

"We looked at data on blue, fin, sei and sperm whales and found significant declines in body size, with sperm whales taken in the 1980s four metres shorter on average than those in 1905," said Dr ...