close up positive child playing with funny gray decorative domestic fancy rat, rattus norvegicus domestica, concept care and

adult animal animal-assisted animals care child close companion concept cozy curiosity curious cute decorative domestic domestica ears family fancy female friendly funny fur furry gray hair hand head home indoor infection invasion keeping maintenance mammal medicine mites mouse muzzle norvegicus paws pet playing positive prevention protection rat rattus rodent save small stroking sweet tail therapy treat