Jungle fowl (from which we get chickens) can't fly long distances, they can only fly in bursts to escape predators, get to a roosting site etc. A jungle is a g

Jungle fowl (from which we get chickens) can't fly long distances, they can only fly in bursts to escape predators, get to a roosting site etc. A jungle is a good example for this, a larger, ground based animal that can boost jump (for all intents and purposes) to get out of trouble, but doesn't need to fly through dense foliage where it would be tricky for a larger animal.