In 1987, a group of killer whales off the northwestern coast of North America briefly donned salmon “hats,” carrying dead fish on their heads for weeks. Recently, a male orca known as J27 ...

The long-held understanding that baby salmon emerge from the streams where they hatched to head out to sea actually ... It turns out the intrepid baby fish, no longer than a pinkie finger, explore ...

Returning Bristol Bay salmon are expected to be older this year, with 63% of them coming back after three years in the ocean.