http://www.newsweek.com/california-sea-lions-getting-bigger-1797834

Some California sea lions have been getting larger and larger, but not all of them. Strangely, it's only the males.

Those sea lions have been steadily growing larger over time while females have stayed the same size, according to a study published April 27 in the journal Current Biology, which looked at populations of California sea lions over the past 50 years.