They don't. They just look weird to those people who have never seen a cow before.
methanogens
moo moo cows that are weird
Remove fibrous waste, toxin and mucus from their bodies
check your attitude weird person
Beef products come from cows! From the bodies of cattle, cows, bulls etc, etc,
they are sacred animals there little weird but they are very important
All living things need to rid their bodies of waste materials
omg who really cares about that.BTWs its weird
some weird types of cows that only make CHOCOLATE milk and rare desert iguanas
When they're digesting forage, which is pretty much all the time.
cows rock
Birds are not categorized as mammals because they lay their young on the outside of their bodies by egg and feed them worms and other insects by mouth. Cows are mammals because they carry their young inside until ready and they feed them by nursing them with milk from their bodies.