The birds will be encouraged to clean the park through the use of a small box that delivers a small amount of bird food each time the rook deposits a cigaret and/or a small piece of rubbish.

每当白嘴鸦丢下一根香烟或一小块垃圾的时候，人们就会用一个装了鸟食的小盒子来鼓励鸟儿们打扫公园。

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I bought some bird food, went to Peacock Room.

我买了一些鸟食，来到孔雀室。

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There's enough bird food here to last for two months.

这有足够维持两个月的鸟食。

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In other cases, in lieu of cheese, there was a menacing cartoon owl hovering above the maze, such that it behooved the mouse to reach the exit so as not to become bird food.

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Bird-lovers should leave food out and allow their garden grass to grow to create a better environment for birds to catch insects, he added.

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At the beginning, each bird gets about 3 ounces of food, which increases to 10 ounces by the end of the program, Henley said, noting that the esophagus can hold up to a liter of volume.

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