A wasp nest and a dead bluebird in a nest box - BirdWatching
A nest is a structure built by certain animals to hold eggs, offspring, and, occasionally, the animal itself.Although nests are most closely associated with birds, members of all classes of vertebrates and some invertebrates construct nests. They may be composed of organic material such as twigs, grass, and leaves, or may be a simple depression in the ground, or a hole in a rock, tree, or ...