Fresh Fields is a naturalist book by John Burroughs. Burroughs was an American naturalist and nature essayist, active in the conservation movement in the United States. Excerpt: "July 16. In the fields beyond Shottery. Bright and breezy, with appearance of slight showers in the distance. Thermometer probably about seventy; a good working temperature. Clover?white, red, and yellow (white predominating)?in the fields all about me. The red very ruddy; the white large. The only noticeable bird voice that of the yellow-hammer, two or three being within ear-shot."