What is a horsecow?

it is a cow and a dog but there is now horse ??? bahahahahaha how doo i know be cause i am one Shea it is a cow and a dog but there is now horse ??? bahahahahaha how doo i know be cause i am one Shea it is a cow and a dog but there is now horse ??? bahahahahaha how doo i know be cause i am one Shea