Orcas disrupt boat race near Spain in latest display of dangerous, puzzling behavior
Killer (Orca) Whale, Whale-a-pedia Wiki
Wildfire smoke is likely poisoning killer whales, study finds
Orca Whales San Juan Island Whale Watching Tours
Orca Attack Map: Killer Whales Have Rammed Boats in These Locations
Transient Killer Whale Facts — SeaDoc Society
North Atlantic orcas reveal the troubling persistence of toxic ocean pollutants
Are Orcas Dolphins? Learn About Killer Whales
Slow down for killer whales off the North American west coast
10 Facts About Killer Whales (Orca) - Owlcation
Orcas (Killer whales)
Killer whales abandon their female offspring as they mature but continue to care for males, Science
Facts about orcas (killer whales) - Whale & Dolphin Conservation USA
First orca whale to beach in southeast U.S. in decades showed signs of illness : NPR