The oldest known fur seal to date has been discovered, dating back 15-17 million years ago and finally ending the mystery of the "ghost lineage," a new study says.
A disturbingly high number of sea lion pups are becoming stranded along the Californian coast this year, worrying experts who can only speculate as to why these animals are not with their mothers during what is normally a safe and essential nursing period.
For decades, experts have known that the Stellar sea lion (Eumetopias jubatus) has been facing major and startling declines in population. However, unlike with most major predator species, what is driving these animals' decline remains a mystery. Now data from an ongoing investigation has come in, and it reveals some startling findings.
Many mothers will tell you that raising a boy takes a lot more out of you, compared to raising a little girl. The same apparently goes for sea lions too, where male pups stay "mamma's boys" longer and exhaust a lot more of their parent's energy, compared to sea lion daughters.
A hoard of 500 dead sea lions was mysteriously found recently on a Peruvian beach, leaving scientists puzzled.
Sea lions beware, Pacific sleeper sharks may have developed a bigger appetite, new research shows.
Seals and sea lions may be behind human cases of tuberculosis, one of the most persistent and deadliest infectious diseases in the world, according to new research.
A marine mammal rescue group said it is seeing a record number of stranded sea lions and seals along the Northern and Central California coast.