Experts give up hope for 157 false killer whales stranded on a beach in Australia’s Tasmania state
Department liaison officer Brendon Clark said the stranding was the first by false killer whales in Tasmania in since 1974.
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Scientists track new predator as it moves into Arctic waters — here's why this could be catastrophic for the rest of the world
Researchers at the University of Manitoba identified two small, genetically distinct populations of killer whales, or orcas, ...