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Informative & Interesting on Twitter: "Cows are fed magnets that stay in their stomach for life to collect metal objects like nails or barbed wire that the cow will occasionally eat, thus
Cow Magnet, Alnico, 3.5" x .5" - Arbor Scientific
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Cow Magnet ~ Heavy Duty
Cow Magnets for Meteorite Hunting — Mountain Skies Astronomical Society
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Magnetic Cow Magnets
Amazon.com: Master Magnetics COW-RUM5CX3BX Cow Magnet, Ultimate Heavy Duty Ru-Master 5, Steel Ring and Ferrite, 0.75" Diameter, 3.375" Length, Black and Silver (Pack of 3) : Industrial & Scientific
Master Magnetics 07238 Cow Magnet at Sutherlands
Cow Magnets – Animal Health Express
Strawberry Cow Magnet — Shop Emily M
Cow Magnets - MMPA
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Prevention Is The Best Strategy In Hardware Disease
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High Strength Cow Magnet Brand May Vary - Dairy Supplies | Dairy | Farm
Rumen Magnet, Cow Magnet, Cattle Magnet Manufacturer | Dailymag Technology
Alnico Cow Magnet — Nature's Workshop Plus
United Scientific Cylindrical Cow Magnet Cylindrical Cow Magnet:Education | Fisher Scientific
For cows, a magnet one day can keep the surgeon away – A new I don't know thing for curious kids – 2 New Things
Cow Magnet – Exploratorium
