Kangaroos compete with sheep and cattle for sparse supplies of food and water.

袋鼠与绵羊和牛争夺为数不多的食物和水的供应。

《柯林斯英汉双解大词典》

They have camels, sheep and other animals. These animals depend on the desert plants for their food and do not need much water.

他们有骆驼、绵羊和其他动物。这些动物以沙漠植物为食，不需要太多的水。

youdao

We are as dependent on our frying pans as sheep are on their internal fellow travellers, for if you eat nothing but raw food you will starve to death.

我们依赖于我们的煎锅就像绵羊依赖它们体内的寄生虫一样，如果你只吃生食，你就会饿死。

youdao

Many sheep farmers have been unable to get food supplies to their livestock and are facing significant losses.

BBC: Hundreds still struggling with effects of snow storm

They keep the vegetation low in the winter when the sheep are brought down to lower levels, and they provide food for birds like choughs.

BBC: Bad weather kills half of Welsh wild pony herd

Now the first supply boat to reach the secluded spot in 45 days, the Highlander, has docked on the island from Pwllheli Harbour to deliver vital food and veterinary supplies for the handful of residents and 350 hill sheep.

BBC: Castaway valentine couple reunited