John Burroughs (April 3, 1837-March 29, 1921) was an American naturalist and essayist important in the evolution of the U.S. conservation movement. According to biographers at the American Memory project at the Library of Congress, John Burroughs was the most important practitioner after Thoreau of that especially American literary genre, the nature essay. Wikipedia
Burroughs Observes a Gourmet Robin. I recently observed a robin boring for grubs in a country dooryard. gilbert-wesley-purdy.blogspot.com/2005/09/burroughs-obser...
As the naturalist John Burroughs seems to have been well aware, bird-songs change and evolve over time. gilbert-wesley-purdy.blogspot.com/2006/03/burroughs-hears...
John Burroughs occupies a permanent place in American literature. Though he was a leading literary critic in his day, he was a pioneer in the new school of nature writing and the most popular writer of his period in the field he made his own. Burroughs' research.amnh.org/burroughs/
The definitive Wikipedia entry for John Burroughs. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/John_Burroughs
I refer to the 30th of October, 1859, when he made his plea for Captain John Brown, while the hero was on trial in Virginia. thoreau.eserver.org/burroug1.html