Litchfield, Isaac W, Massachusetts Institute of Technology. Society of Arts · Boston, Mass. : The Society · leaf 65
Science Conspectus DO … Fig. 7. Goldfish eating mosquito larvae. Life size. These two fish were seen to eat ninety-eight "wigglers" in four minutes. They always fed upon mosquito larva? when they could get them in preference to prepared goldfish food there is vegetation, the water boatman The larva? of this insect were…
Science
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
