Kangaroo
The slower they go, the harder they work. Learn about why kangaroos hop, why they have pouches, and why they are the weirdest grazing animals on earth on this episode of Species.
Bibliography: https://docs.google.com/document/d/1x7yA0OS_iHuNiXATwFOZwkvcrpkqg1ivIgIO5W_P5eY/edit?usp=sharing