Page 31 - Cows
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Cows Final INT_.qxd  9/16/08  6:13 PM  Page 30

                When the weather turns
                      cold and fields are

                       covered by snow,
                       farmers feed their
                          cattle indoors.


























                                             other teeth, in the upper back and lower jaws.

                                             Coincidentally, adult human beings also have thirty-
                                             two teeth.

                                                 Cows are ruminants. This means they chew cud,

                                             which is partially processed food. A cow typically
                                             spends eight hours a day grazing, eight hours chew-

                                             ing cud, and eight hours resting and sleeping.

                                                 Cows have four stomach compartments: the
                                             rumen, the reticulum, the omasum, and the aboma-

                                             sum. When a cow eats, the partially ground-up food



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