You would want to change, Cow, to Chicken. Changing, Cow, to another entity would change what it spawns.*
* In minecraft mob spawners can only be obtained by using the /give, or /setblock command. To change a block to a mob spawner, this command would have to be used: /setblock
Changing the x, y, and z values, changes where the block would be placed.
there is none only pig spawners
The block id is 52. By default, it will be a pig spawner, so it is better that you use a mod like single player commands to change it
The mob spawner cage's official item number is: 52
The ID is : 49
The ID for a mob spawner is 52. Type "/give (your name) 52" without the quotations and you should receive a mob spawner.
the id is 29
The number ID for TNT is; 46.
you mean the id? the id is:278
The ID # is 351.
The ID number for paper is 339
284
344