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hatch.
Some believe that the fresh leaves add moisture to the eggs to help during incubation. Others feel that the leaves put off certain chemicals that help control parasites. And still others feel that the leaves simply hide the eggs when the martins are away from the nest. I think it may be a combination of these reasons. Whatever the reason, it is a behavior that is interesting to watch.
Many martin landlords do nest checks regularly and note changes at their site, eggs per nest, number of eggs, etc. I think that is a good idea if that is something you can do safely. Martins seem to enjoy being around people and most afe dependent upon humans for their shelter.
At my site I provide the martins with housing, let nature take its course and count nests after the birds have left in the fall. There are one pair of adult birds per nest, that provides me with some idea as to how many adult birds I had that year, although, it does make judging fledglings a bit more difficult.
Martins are beautiful, graceful, clean, interesting and beneficial birds. Their bubbling chirps and trills maker them a much sought after bird.
A single purple martin can eat thousands of insects in one day, which makes their presence even more desirable. They like large open areas to hunt for insects, such as
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