Environment Are Orcas Responsible for a Shrinking Pacific King Salmon Population? New research suggests that Chinook salmon are being run down by a growing population of killer whales. Alastair Bland
News in Brief Was Shamu a Legal Person? Re-visiting animal rights in the wake of SeaWorld's decision to end its orca shows. Allison Shapiro
Environment Whales With a Dam Problem Orcas in the Pacific Northwest are struggling to boost their numbers. Could dams have something to do with it? Chelsey B. Coombs