After a certain age people stop asking you what your favorite dinosaur is, and I think that’s sad.
My current one’s the Anchiornis, because it’s in the same clade as birds so it’s in their family tree, and it really looks like a prototype of a bird. It had 4 wings for example, but it already looked very birb-y:
(Figured I’d just turn an earlier comment into an actual post because why not)
Thunder lizard! Brontosaur’s another classic, ginormous boyes
https://sopuli.xyz/pictrs/image/66bfeb83-1fc2-4b7e-98ba-25a9ccca0113.webp