Phylogenetic Avian tree

I was reading Nick Minor's science of birds blog - and came across the following infographic, which is pretty cool, but the chronology is hard to infer without your mind melting a little:

But then it seems some of the folks at Imperial College have also built an beautifully organic moving visualisation of the same data set right here. I could play with this for hours.

http://www.onezoom.org/birds.htm