The original idea for the Tree Bark Regiment was to create a battle group to fight saurians. It was created during The Pact that bound all mammals together. However, when the felids and other carnivorous beasts broke away, the Tree Bark Regiment, led by a chiropter named Shadow, also broke away from the pact and started warring with the other beasts. The regiment was driven away from its home, the Fire Tree by felids, later. This left the regiment straggling and vulnerable. When the bat Dusk discovered the regiment while they were fighting felids, they took this to their advantage. They asked Dusk's colony for shelter in return for protection. The colony accepted. The regiment saw Dusk's special abilities (flying, seeing in the dark) and asked him to join them. He accepted. The Regiment re