This manuscript accounts the likability of the bush-tit, pointing out that a scientific description of the bird does not mean that one truly has discovered all there is to know about it.
Manuscript describing a trip. Highlights include the convenience of a machine that provides fuel, shelter, and the ability to cook. Observations of wildlife and the environment are also included.
Manuscript detailing the basket net building habits of vireos and orioles. Additional birds are mentioned, but only for comparison. The document highlights the importance of imitation as a large influence on behavior.