We're jumping all over the place with time periods. I believe our next one will be Holocene birds.
Don't think there's any direct evidence of it. Just going off the premise that fuzz is ancestral to Ornithodira.
We're jumping around with the time periods quite a bit.
They're all on pause for now since they revealed the new growth system with elders. I might retool my growth studies to highlight individual elders instead of just 'elders' in general since they'll have official versions and it's not as fun for me if it's a straight up study with nothing to conceptualize.