Yes they do, though they are hard to see. See the article from Discover Mag for some interesting facts - including about belly buttons - in the link below.
Rats were not delivered in a different way - they are mammals and have an umbilical cord as well.
All mammals have bellybuttons
Yes mice do have belly buttons.
All mammals have belly buttons and mice are mammals.
yeah, and they don't have thumbs, canine teeth, tonsils, or gallbladders
all mammals except humans have no belly buttons give me thanks cause i have mice and gerbils and hamsters and none of them have belly buttons
they have belly buttons because they have them okii
Yes, hamsters do have belly buttons
Things generally don't have belly buttons. All placental mammals have belly buttons.
Yes in fact all mammals have belly buttons which is super fascinating but they are straight unlike our human belly buttons!
Oh, but they do have belly buttons.
Yes! all mammals have belly buttons. When we are growing in our mothers belly we are joint by an umbilical cord then when we have been born the umbilical cord gets cut and that is why we have belly buttons.
All mammals have belly buttons so yes pigs have belly buttons and so do elephants.
No. Belly buttons are part of human bodies, and as such, do not grow on trees.
When your pregnant your belly gets bigger,and your belly button just sticks out there.
no
No
No, a belly button is a belly button.