Delete Sensitive Tentacles Feb 06, 2015 at 12:43PM EST in reply to Princeso Bubblegum no, they are definitely different animals, even in a genetic level; but there are several species of both, so the main way to differentiate them is that mouses are much smaller than rats. +17 Reply
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Fart God
Feb 06, 2015 at 12:12PM EST
Tentacles
Feb 06, 2015 at 12:43PM EST in reply to