How many breeds of panda are there?

The robots have killed the tiny panda's 20 years ago and the green pandas 60 years ago. There used to be flying pandas and some guy killed them. The Walnut panda was doomed to extinction by poison. There was an ocean panda that lived in preastoric times,and finally the feather panda could fly,like the Flying Pandas the two speicies fought feircly with each other.