Thereis no record of an orca killing a human in the wild. Still, two boats were reportedly sunk by orcas off the coast of Portugal last month, in the worst such encounter since authorities have tracked them. That is a conundrum. Up to now, scientists have assumed that only a few animals are involved in these encounters and that they are all from the same pod, reports GPB.
Scientists don’t know the reason, but they have some ideasScientists hypothesize that orcas like the water pressure produced...