If people can be “young at heart,” then the somewhat silly giant dogs on this list can be considered “little at heart” – that means that Fido will dry to jump on you or sit on your lap just like he did when he was a puppy, regardless of the fact that he is now heavier than you are.
#1

#2

#3

#4

#5

#6

#7

#8

#9

#10

#11

#12

#13

#14

#15

#16

#17

#18

#19

#20

#21

#22

#23

#24

#25

#26

#27

#28

#29
