A group of orcas in the Strait of Gibraltar has been sinking yachts, including the recent incident involving the Alboran Cognac. Experts are unsure of the orcas' motivations, with theories ranging from defense behavior due to trauma to viewing boat ramming as a game or fad.
Key Points
Orcas in the Strait of Gibraltar have sunk multiple yachts over the past four years
Experts are unsure of the orcas' motivations for these attacks
The behavior may be related to defense mechanisms, trauma, or simply a passing fad among the orca pod