Grass Flats - Birds of Warren County, Pennsylvania, Including Notes on Other Species Observed at Presque Isle, Erie County, Pennsylvania.From the 1890
The understanding of nature was Ralph Simpson's consuming passion, which he pursued with unmatched vigor and high spirits. In Grass Flats, 1890--1923, Simpson meticulously documents 218 species accounts of bird life in Warren County, Pennsylvania, including notes on other species observed at Presque Isle on Lake Erie. Simpson speaks of habitat preferences and population shifts, while at the same time offering a view of the natural world with a bit of whimsy, as in the following 1909 observations..