Birds are the magical creatures in the land of Koridai. When they sing, it's always beautiful. A strange feature is the fact, that their chin is actually their ass. In real life they are just annoying little motherfuckers who shit on our cars.
In real life, some birds (such as crows, parrots, and shrubjays) are as smart as chimps who are smarter than dogs. Crows are even smarter, as they can craft basic tools previously thought to only be craftable by humans without using hands. But forget that, this is