A little more. . .

"Purple Martin gourd bird nests in rural Alabama," 2010, by Carol Highsmith via Library of Congress Prints and Photographs Division.
Purple martin gourd nests in Alabama, 2010, by Carol Highsmith, via Library of Congress.

About purple martins (see Tuesday’s post, “gourds and cans”): they have become entirely dependent on humans for nests in which to breed along the North American east coast.

Susie at pbmGarden sent me the link to a short (about 8 mins.) NPR documentary about the songbirds and the threats they face in the modern world (the fault is partly in Shakespeare).

Check it out here: “The Mystery of the Missing Martins” by Adam Cole