Mountain bluebirds and great horned owls live in the rim area.

山蓝鸫和大角猫头鹰住在边缘地区。

The grasshopper eats the grass, and then gets eaten by a secondary consumer—a bluebird.

蚱蜢会吃掉青草，然后被第二级消费者——蓝知更鸟吃掉。

He built smaller, single-roomed houses for the bluebirds and tree-swallows, and put them up in the fall.

他为蓝知更鸟和树燕子建造了更小的单间房屋，并在秋天搭建起来。

And where had the bluebird flown from, across the snow banks down to the shore of the blue sea?

蓝色知更鸟是从哪里飞来的呢？飞过白雪覆盖的海岸，又飞到蔚蓝的大海边？

Get an old, wild-apple tree into the sanctuary for the bluebird, the kingbird, the tree swallow, and the chebec.

为青鸟、王霸鹟、树燕以及北美小霸翁鸟在保护区种植有年头的野苹果树。

" The fireflies and the shining caterpillar? " said the bluebird.

“萤火虫和闪亮的毛毛虫？ ” 青鸟说。

Mr. Alden looked for a long time at the bluebird sitting near its nest.

奥尔登先生久久地注视着坐在巢穴附近的蓝知更鸟。

A bluebird and sparrow both compete for space to build their nests.

蓝知更鸟和麻雀都在争夺筑巢空间。

Dorothy is asking why she can't fly as high as the bluebirds to this magical place.

多萝西在问她为什么不能像蓝鸟一样飞到这个神奇的地方。

He struggled against the bluebird's grip.

他在青鸟的控制下挣扎。