The hoppers are adorable rabbits & guinea pigs who need to be loved & cared for Just like a real hopper they will need feeding & stroking to make them really happy Feed them their carrots or cabbage leafs to hear them munch hiccup & then hop off happily Pick them up to give them a drink from their bottles to hear them slurp When they are full put them down to watch them shake their legs & hear them tinkle 3 Requires 4 x AAA included