Orca - Wikipedia
Killer Whale Fact Sheet | Blog | Nature | PBS
Are Killer Whales Sharks, Dolphins, or Whales?
Is an orca (killer whale) a whale or a dolphin? - Whale & Dolphin Conservation USA
Are Orcas Dolphins? Learn About Killer Whales | Captain Dave's
What makes orcas a dolphin rather than just a whale (I know dolphins are whales btw)? - Quora
Orca – Whale or Dolphin?
Adventure World (Part II): Wishing for Orcas | Dolphin Project
Twitter People Think Killer Whales Are 'Orcanizing' With Dolphins
Difference Between Orca and Dolphin - GeeksforGeeks
Killer Whale Animal Facts | Orcinus orca - A-Z Animals
Killer whale madness' continues off Southern California coast
An extinct giant dolphin behaved like a killer whale, study finds | CNN
A whale of a dolphin - Wild For Taranaki
Killer whales wow tourists and hunt dolphins off San Diego coast | KPBS Public Media
Ships' noise is serious problem for killer whales and dolphins, report finds | Whales | The Guardian
7 Reasons Killer Whales Are Evil Geniuses - The Atlantic
Are Killer Whales Friendly? - Harbor Breeze Cruises
Killer whales living with bottlenose dolphins demonstrate cross-species vocal learning
Orcas (Killer whales)
Killer whales eat dolphins. So why are these dolphins tempting fate? | CBC News
Is an orca (killer whale) a whale or a dolphin? - Whale & Dolphin Conservation USA
Are orcas whales or dolphins? - Quora
Killer Whales Learn How to Speak Dolphin | Live Science
A peek into the friendship between B.C.'s killer whales and dolphins | Vancouver Sun
Orca – Whale or Dolphin?
Reasons an Orca Is a Dolphin | Pets on Mom.com
