Photographs
- Key Words
- copy work - diagram - ecotypes; us map; phys; population variation; bell curve, killing temperature
- Country
- United States
- Date Taken
- March 1989
- Photographer
- J. C. Raulston
- Collection
- J. C. Raulston's Slide Collection
- Image Name
- 020-1047.JPG
- Image ID
- 7761