Why are only cartoon legs kicking and not the rest of the body?

Perhaps the cartoon is trying to show that the legs are unable to kick due to a lack of strength or motivation. It could also be a part of a comical or absurd scene where normal physical actions don't follow the usual rules.

It might be to add an element of surprise or suspense. By only showing the legs, it leaves the rest to the viewer's imagination and builds anticipation for what might come next.

The cartoon kids might be kicking because they're trying to show off their skills or competing with each other. Or perhaps they're responding to something that happened in the story.

Maybe he's angry or trying to defend himself.

It could be that the cartoon cat sees the chickens as a threat or it's part of a comical scene. But it's all fictional and not based on any real logic.

Maybe he's frustrated or angry and taking it out on the wall.

Maybe it's not a common or popular theme for cartoons. Not everything gets turned into a cartoon.

Maybe he's defending himself or showing off his strength.

Maybe he's trying to show off his strength or just having some fun.

The cartoon guy might be kicking the rock because he's angry, or it could be for fun. Maybe it's even part of a challenge or a dare.