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可能比人类儿童还聪明!一群海豚学会了用海绵辅助捕鱼
在澳大利亚鲨鱼湾,一小部分宽吻海豚会在吻部套上海绵,然后在海底翻动碎石,捕食藏匿其中的鱼类,如此能避免和减少碎石对自己造成的伤害。 利用海绵辅助捕食并不是海豚与生俱来的本领,而是需要自主学习的技能,由海豚母亲传授给自己的后代 ...
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