* Decoys: This is the most common term for artificial animals used for hunting or wildlife observation.
* Taxidermied deer: A preserved deer specimen, often used for decoration or museum displays.
* Deer statue: A sculpture or figurine representing a deer.
* Deer prop: A general term for a fake deer used for a particular purpose, like a movie set or a Halloween decoration.
The best term to use will depend on the specific situation and what you are referring to.