A bucking bull.
A bronco.
When the cow comes into contact with the fence, it becomes an electric ground which sends an electric current into the cow, through the cow, and into the ground. The pain experienced from the shock is due to the current that flows through the cow.
Theodore Roosevelt
The mechanism will operate, but you really wouldn't be "shooting" per se without any projectiles to launch.
They put a fistula in the cow. Thus, the cow is called a fistulated cow.
a baby cow that is dead is called veal...
it is taking barley and bucking it
A female cow is called a "cow" - if it has not given birth it can be called a "heifer". Perhaps you were thinking of a "cow" called 'Daisey'.
A mother elephant is called a cow and the baby is a calf.
A cow's "female parent" is called the dam of said cow.
A young cow is called a calf.
A steer or bull cow is a male cow. The female cow is usually called a heifer. A dairy cow is sometimes called a milker.