Bottlenose dolphins can call each other by name when they whistle, making them the only animals besides humans known to recognize such identity information, scientists reported on Monday.

• 科学家在周一报道:宽吻海豚会发出口哨声,互相叫唤对方的名字,这使得海豚成为除人类以外,唯一能识别身份信息的动物。