There are stores that specialize in offering real animal skulls. Their diverse collection includes mammal skulls from rats to giraffes. They also carry tiny bird skulls where you can find exquisite examples of exotic species. This is also home to weird and creepy reptile skulls. If you are a collector of exotic animal skulls, this is the place to go.

Sometimes, real bones are difficult to find. Others are impossible to acquire for legal reasons. The next best thing is to have casts made of restricted pieces. A mold is made using the original skull and the mold is used to make positive versions of the skull. Materials used to make casts are polyurethane, resin or hydra stone.