moo
The same sound any other cow would make, horned or not.
Cows are animals that make a "moo" sound.
Mugido
a Moo cow is a cow that goes moo! "Moo cow" is just a silly phrase meaning a cow, because, obviously, cows moo.
Yes.
No. Its 'Moo' that is the sound a cow makes
A cow bell has a metallic clank sound to it. There are many sound clips and videos on YouTube that demonstrate the sound of a cow bell.
brr.. when its cold.
No. They make more of a "Merr!" sound than a deep, drawn-out "Muuuhh!" of a cow.
Any sound that the cow has associated with being fed.
A microorganism the sound a cow makes
The sound would depend on the method in which the cow is dieing. If the cow is dieing of natural causes, the sound would probably be a final exhale.