Arizona is home to world record holding animals and insects. That includes this cute critter, which is the smallest of its kind. Have you ever seen it?

Pygmy jerboas make up the rodent subfamily Cardiocraniinae and are the smallest rodents in the world. Their bodies start at two to three inches long, and their tails measure up to three inches.

From the Etruscan Shrew to the Pygmy Jerboa: Meet the world’s smallest mammals Meet some of the world's smallest mammals, each one tiny but fascinating in its own way. ...

The northern pygmy mouse is tied for the title with the Baluchistan pygmy jerboa, a mouse which lives in the Middle East. Here's everything to know about the smallest rodent in the world ...