Posted: May 21, 2017 at 7:31 pm South American three-banded armadillos (Tolypeutes) rely heavily on their armour. When threatened by a predator, Tolypeutes species frequently roll up into a ball. Other armadillo species cannot roll up because they have too many plates. submitted by /u/remotectrl to r/Awwducational [link] [comments] Source: Reddit: TGIOKDI Upvoted Leave a Reply Cancel replyYou must be logged in to post a comment.