More: They are not brothers Humphrey is more active than Hank despite age Humphrey also suffers from knuckling where when he walks his front feet drag on the ground making it difficult to take walks so he has a dog stroller to walk with hank so he doesn't get left out.Hank I trained for a Voluntary therapy dog therapy dog for your senior centers and rehabilitation centers after my accident Due to covid we have not been able to go out much and visit Say that Hank gained the covered weight They're both very sweet very energetic needy boys.