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在这部伤感的纪录片中，一个父亲的自杀使一个八口之家重温了孩童时期的回忆，也让他们陷入了难以预测的情感漩涡。。Shark biologists Dr. Johan Gustafson and Dr. Mariel Familiar López are looking into reports of bull sharks stealing from fishermen in Weipa. Could this deliberate and drastic change in behavior offer fresh proof of shark intelligence?。