article_snippet: And Kim Silva believes the cats using a similar method worked .
article_snippet: Cats become much more interactive with people because Cats want to communicate,' Kim Silva said. '
article_snippet: All rise: Cats seem quite up on the whole 'up' sign, according to Kim Silva's YouTube video .
article_snippet: My cats will also do tricks with other people who sign with My cats.'
highlights_snippet: Believes it has helped better shape Bambi and her two other pet cats personalities .