Crow's

It's a crow's nest.

Source: tatoeba (8668758)

Ziri was put in a crow's cage and left to die.

Source: tatoeba (11019906)

Gabriel was in the crow's nest.

Source: tatoeba (11757123)

The female Marten forms a nest of grass among the rocks, in a hollow tree, or utilises an old crow's nest by relining it, and produces a litter of four or five—sometimes varied in number from two to seven—and there are at least two litters each year.

Source: tatoeba (12028958)