Killer whales learn 'coordinated' attacks on sailboats, some observers say - ABC News
The orca uprising: whales are ramming boats – but are they inspired by revenge, grief or memory? | Whales | The Guardian
Video: Orcas bite hole in boat off the Iberian coast | CNN
Killer whales are attacking boats, even sinking one, and researchers want to know why - pennlive.com
Killer Whales Teach Each Other To Sink Boats? Expert Says It Could Be a Temporary Fad, Not Adaptive Habit Among Orcas | Science Times
Orca Rip Huge Hole in Boat and Swim Away With Rudder in Terrifying Attack
Orcas sink boat off Portugal coast >> Scuttlebutt Sailing News
Killer whale called Gladis leads gang of orcas sinking yachts off Gibraltar
Can an Orca flip a boat? - Quora
Orcas: Why have orcas been damaging and sinking so many boats? | New Scientist
The killer orcas aren't winning. They could be self-sabotaging | Salon.com
Orcas attacking boats, sinking vessels near Spain is learned behavior
Killer whales are attacking boats and sinking them on purpose - - Gamereactor
Killer whale 'attacks' on boats might be driven by past trauma : NPR
Orcas attacking boats, sinking vessels near Spain is learned behavior
Killer whale called Gladis leads gang of orcas sinking yachts off Gibraltar
Killer whales teaching their young to attack ships in Europe, witnesses claim
Why Would Orcas Band Together To Sink Boats? A Marine Biologist Explains This Unusual Behavior
Orca Whale Sinks Yacht! | Seized Yacht Flees Port in Italy! | SY News Ep161 - YouTube
Vengeful' killer whale and gang of orcas behind the sinking of three boats
Photos: 6 Killer Whales Playing Near Boats Were Orcas That Attacked Whales
Killer whales attack yacht off the coast of Morocco - YouTube
Orcas 'tried to disable boat' to sink British family during terrifying encounter - World News - Mirror Online
