Armadillos form part of the superorder Xenarthra along with anteaters and sloths. There are 21 extant species of armadillo, some of which are distinguished by the number of bands on their armor.

With their tough, leathery shells, interesting digging habits, and pattern of giving birth to identical quadruplets, nine-banded armadillos (Dasypus novemcinctus) are full of quirks. These solitary ...