The Cinias are song birds mixed with the souls of humans, They give allies bonus' to their prowess, and increases their healing for allies as well. Just remember. The early bird gets the worm.
The Kawh are hawks mixed with souls of humans. They have insane levels of perception, and they can't be blinded, and their wings are powerful enough to resist magic effects.
The Poc are owls mixed with the souls of humans. Their eyesight isn't the best, but they are completely stealthy when flying, and can see in the dark easily.
The Kree are Corvids mixed with the souls of humans. They are the most intelligent of the Aves, and their memory rivals that of Record bots. Which... as a record bot is their literal only objective.
The Melu's are Ostriches mixed with the souls of humans. While they can't fly, they can't be knocked over or knocked prone. and with that extra strength they add bonus' to their attacks.
The Veperes are bats mixed with the souls of humans, but there are many different types of Veperes depending on the region they were created in. All Veperes wings are webbed and work wet unlike other Aves, and can use echolocation to see objects in darkness.
The Ropods: These are fruit bats. they gain a slight bonus to their passive perception, and a bonus to quick actions
The Eguru: these are southern forest bats, When they attack with their beaks they give the target afflictions to disorientate them.
The Rotun: These are the vampire bat. Rotuns attacking with their beak will heal them as they drink the blood, and they can't gain any negative effects from it.
The Ivac: These are the Indian roundleaf bat. When flying they gain a bonus to their evasion and passive perception.