河是形目科东方属鱼类，俗称鸡抱，是我国毒鱼类的代表。它们共四十多种，分布于沿海和江河。一般河头大尾细，体表鳞片特异化形成棘刺，遇到敌害袭击时，气囊迅速充气使腹膨胀，鱼体呈球状升到水面同时皮肤小刺竖起保护不被攻击。在一些水族馆中河作为一种... River  is a  shaped      fish, commonly known as chicken hold, is China’s poisonous fish representatives. They are more than 40 kinds, distributed in the coastal and rivers. In general, the tail of the river is big, and the scales of the body surface are specialized to form the thorns. When encountering the attack of the enemy, the air bag inflates quickly to inflate the abdomen. The fish is spherically raised to the surface of the water and the skin is protected from being attacked by small spines. In some aquariums in the river as a kind of ...