Elevated concentrations of heavy metals have been detected at the Elkhorn Slough Reserve by scientists from ... Also on Monday, the California Public Utilities Commission proposed new standards ...

During the safaris, Goodall spoke to the importance of sea otters as a key component to our ecosystems. Otters eat sea ...

But at California’s Elkhorn Slough, a reserve where about 120 southern sea otters live, the cute apex predators have led to ...