river feeding

Italian ryegrass ( Lolium multiflorum Lam.) is suitable for feeding many kinds of herbivores, and is one of the most important over-winter forages in middle and low region of Yangtze River of China.

多花黑麦草（Lolium multiflorum Lam.）是我国长江中下游地区最重要的越年生牧草之一，适合饲喂多种草食畜禽。

STUDY ON STARTING-FEEDING SIZE AND FOOD SELECTION OF LARVAL AND JUVENILE PADDLEFISH ( POLYODON SPATHULA) Distribution and abundance of larval japanese grenadier anchovy Coilia nasus in the surf zone of the Yangtze River estuary

匙吻鲟仔稚鱼开口规格及摄食选择的研究长江口沿岸碎波带刀鲚仔稚鱼的数量分布

They are solitary creatures, usually feeding on their own, searching for prey on the river bed.

它们是独居动物, 通常自己进食, 沿河床寻找食物.

However, researchers found that piranha most likely group together as a defense against such predators as river dolphins, caimans and bigger fish, and not to engage in feeding-frenzies.

但是，研究者们发现食人鱼拉帮结伙更多的是为了抵御食肉动物&如河豚、凯门鳄和一些大型鱼类的攻击，而不是忙于觅食。