What is the function of an ungulate's dewlap?

Slingshot-like mechanism in a quadrupeds' locomotion

A good "formula" when designing head & neck area in herbivores

Function of the extreme design of the thoracic spinous processes in hoofed animals

Plantigrade, Digitigrade, Unguligrade, and each class' general relation to its member's speed

Fundamental differences in ribcage mass between human and animal