53.2 MB (4.5 MB compressed)
4775 x 3894 pixels
40.4 x 33.0 cm ⏐ 15.9 x 13.0 in (300dpi)
GUSTOIMAGES / SCIENCE PHOTO LIBRARY GUSTOIMAGES / SCIENCE PHOTO LIBRARY
Walnuts. Several walnuts (Juglans regia) on brown paper. One is opened at lower left. Walnuts are a good dietary source of vitamin E and the essential trace minerals iodine and selenium.
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