竹外桃花三两枝,春江水暖鸭先知。蒌蒿满地芦芽短,正是河豚欲上时。河豚,在生物学上归入纯类。我国的纯科鱼有35种,按生存环境分为两支:多数生活在大海中,叫做海河豚;能进入淡水、洄游于长江的,仅是少数,统称河豚,暗纹东方鲀和弓斑东方鲀是其中常见的两种。 Bamboo outer flower three two, spring plum duck prophet. Artemisia arborescens buds are short, it is when the puffer fish want to go. Puffer fish, biologically classified as pure. There are 35 species of pure fish in China, divided into two groups according to the living environment: most live in the sea, called puffer fish; only a few can enter the fresh water, and swim in the Yangtze River, collectively referred to as the puffer fish, the dark-skinned oriental cricket and the bow spot Oriental buzz is one of the two common ones.