Tanked: Killer Whales in Captivity | Hakai Magazine
What Can Killer Whales Teach Us About Menopause?
Grandmother whales help young orcas thrive, study shows - The Washington Post
Orca | National Wildlife Federation
Scientist witness killer whales attacking blue whale for the first time : NPR
Orca moms feed adult sons, a move that may lead to fewer offspring : NPR
Captive orcas - Wikipedia
Menopausal killer whales are family leaders | Science | AAAS
All About Killer Whales - Adaptations | SeaWorld Parks & Entertainment
How long can whales live outside of water as they are mammals and were land animals a long time ago? - Quora
First orca whale to beach in southeast U.S. in decades showed signs of illness : NPR
Orca | Defenders of Wildlife
Killer! Whales hit the beach to hunt
Half the world's killer whales may go extinct within 50 years | Natural History Museum
2 Gray Whales Survive 6-Hour Attack From 30 Killer Whales
Why do orca grandmothers live so long? It's for their grandkids.
Killer whales live up to name in bloodbath off Bremer Bay - ABC News
Killer whales lingering in increasingly ice-free Arctic Ocean | College of the Environment
How long can orcas stay out of water? - Quora
Orca - Wikipedia
All About Killer Whales - Adaptations | SeaWorld Parks & Entertainment
7 Reasons Killer Whales Are Evil Geniuses - The Atlantic
Killer Whales Are Expanding into the Arctic, Then Dying as the Ice Sets In | Hakai Magazine
