Did pterosaurs have fuzz on their wings also or just their bodies? If
on wings too, both upper and lower surfaces?
I don't believe any fuzz has been preserved on pterosaur wings. Which
isn't too surprising, considering it wouldn't be particularly
advantageous aerodynamically speaking.
--
"Do I contradict myself? Very well, then I contradict myself, I am
large, I contain multitudes." - Walt Whitman