There are, clearly, many different types of animation. These different genres follow different rules or CONVENTIONS. That is, they may have different character types, plots, narratives, aesthetics and so on, which make them recogniseably part of a certain genre. There has been some debate about the extent to which directors (or AUTEURS) are free to be ignore these conventions -
have a look here for some IB level notes on the subject.)
Disney have such a recogniseable style that they are practically a genre on their own. Watch this extract from
The Lion King (1994), and make notes about the ways in which it is a 'typical' Disney movie.