Quora is "fun" because you get to be an "expert" qualified to answer complex geopolitical questions completely wrong and the only qualification you need to talk out of your ass is "knows Finnish".
Tianzhenosaurus was a Late Cretaceous ankylosaurid dinosaur from China. The genus is largely defined by its triangle shaped head and particularly bumpy skull. It was relatively small for an ankylosaurid, only about 13 feet long.