branch feeding

例句：

1. 1. Thecaterpillars are feeding on the leaves of the tree.
   毛毛虫正在树叶上进食。
2. 2. The baby bird is learning to feed itself from a branch.
   这只小鸟正在学习从树枝上自己喂食。
3. 3. The farmer used to use branches as a source of food for his livestock.
   这位农民过去使用树枝作为牲畜的食物来源。