The Orcas are back at it f'ing up those yachts...
 
I read that part of the behavior might be due to rising sea temperatures and having to travel less far to find food. The boat sinking behavior is therefore a result of boredom. 
 
Not retaliation against humans or anything like that...
 
They're ust looking for something to do.
 
But... I'm not buying that.
 
I bet they know the temps are going up and that people are to blame...
and they're not having it.
 
Whack, Ker-whack, Chomp, Whack, Chomp. 
 
"Adios climate warmers," says the Orca whale to the other Orca whale as the boat sinks with all the people on board. 
 
They're no dummies.