The cuckoo lays its eggs in other birds' nests.

杜鹃在其他鸟的巢中产蛋。

《牛津词典》

He collected many things, birds, eggs, stones, and leaves.

他收集了许多东西：鸟，蛋，石头和树叶。

youdao

No doubt the rats ate birds' eggs too.

毫无疑问，老鼠也吃鸟蛋。

youdao

And,like birds they have a single opening with which they produce eggs, have sex and expel waste.

VOA: special.2009.07.07

Other birds, like the red-winged blackbirds and eastern bluebirds, are laying eggs earlier because of warmer temperatures.

VOA: special.2009.05.12

Birds build nests out of sticks to hold their eggs and baby birds.

VOA: special.2010.03.28

The hedgehogs have been eating birds' eggs and chicks, leading to a big decline in the population of rare waders.

BBC: Hedgehogs get 'stay of execution'

In 1954 it became illegal to take birds' eggs from the wild.

BBC: Birdwatcher gave 1922 cuckoo clue

The coati is about the same size and shape as a raccoon and is omnivorous - eating leaves, fruit, small rodents, birds and eggs.

BBC: Escaped coati still missing from Belfast Zoo