What could be impacting the food source of Southern Resident killer whales?
There are currently 74 Southern Resident killer whales, and this population is listed as endangered in both Canada and the U.S. The species relies on Pacific salmon (Chinook and coho) for food, however these salmon populations have been decreasing for decades.
Hungry, hungry otters! Looking at captive sea otters to understand their wild counterparts
Eating, sleeping, playing, and giving birth in the sea; sea otters can spend their whole lives in the water without ever venturing to shore. Well known for their skillful ability to crack open shellfish with rocks, these furry creatures are ecosystem engineers whose voracious appetites can significantly impact the kelp forests and rocky intertidal zones they frequent.