Killer whales have sunk three boats off the coast of Spain and Portugal so far this year. But experts agree that the behavior is not malicious.

Orcas have been observed ramming boats and even sinking some of them. But this isn't new. Here's a video from 2014 of a pod of orcas chasing a speedboat.

Apparently even whales enjoy horsing around. The reason orca whales have been attacking European ships recently isn’t due to targeted violence, but rather that the enormous mammals consider it a form ...

A quick internet search suggests an almost Hollywood-worthy revenge flick: a boat-scarred, vengeful orca is meting out ...

In another wild instance of orcas attacking ships, three orcas were filmed off the coast of Lisbon, Portugal, going full send on a small boat until the rudder was detached and the vessel started to ...

Four people were rescued from a boat off the coast of Portugal after the vessel was rammed by orcas, in the third incident involving killer whales in a week. Portugal’s Coastal and Border Control Unit ...

A video of the marine mammals hitting a yacht was captured. The attack disabled the boat’s rudder and damaged the hull, sinking the vessel, The Times reported. "I saw the sailboat moving erratically.