Simplify the following text for a Grade 7 native English-speaking person.
Original: Although breeders of show hamsters specialise in breeding show hamsters , there are also owners who have bred their pet hamsters . These may be the result of a planned or unplanned pregnancy but the hamsters have usually been cared for well and handled regularly , so make very suitable pets .
Simplified: Wild hamsters live in the desert , but people all over the world keep domesticated hamsters as pets .