A female orca traumatized by a previous encounter with humans may be behind mounting killer whale attacks on boats, scientists say

A female orca traumatized by a previous encounter with humans may be behind mounting killer whale attacks on boats, scientists say

Two killer whales.David K. Ellifrit/Center for Whale Research, permit number: NMFS 21238. <ul> <li>A traumatized female orca could be behind the increased killer whale attacks on boats.</li> <li>A t… [+3219 chars]

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