海豚－人类的朋友

闪烁海面的背鳍,偶尔飞跃的身影,宛如海洋中的精灵,它们就是顽皮的海豚家族,随著船只乘浪而行,是许多小精灵们所喜欢的消遣活动,聪明的海豚,靠著特殊声纳,能彼此沟通,还能辨识方向,目前在台湾海域至少已经发现27种海豚,它们和人一样属於哺乳类动物,两三年才生一胎,繁殖缓慢.

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