Maybe it's to make the character stand out visually and add a touch of whimsy. Sometimes, it's just the artist's creative choice to break the conventional body proportions for a more interesting design.
It could be for a comical or exaggerated effect. Sometimes, such designs are used to make the characters stand out and be more memorable.
Well, in cartoons, having a big upper body and skinny legs can be a way to break the conventional proportions and draw attention. It could symbolize strength in the upper body or just be a fun, artistic decision without any deep meaning behind it.
It could be a style choice by the artist to create a unique or exaggerated look.
It could be to emphasize certain traits or create a contrast. Big arms might show strength, while skinny legs add an unusual aesthetic. Also, it could be part of the cartoon's overall design concept.
Sometimes, it's a style choice to give the character a unique look. Maybe to show contrast or add a sense of imbalance for a particular mood or story.
It could be for a unique visual style or to emphasize certain characteristics. Maybe it's to make the character look funny or different.
One example could be 'Tom and Jerry' where sometimes they have big feasts and are shown with happy, full bellies. Also, in 'SpongeBob SquarePants', when there are parties or special occasions, the characters can be seen having a great time and having full stomachs.
In 'SpongeBob SquarePants', Mr. Krabs is sometimes depicted with a big belly, which contributes to his funny and distinct look.
Often, such a character might have a big torso and a round face, but with legs that look disproportionately thin and weak.
You can start by sketching the basic shape of the upper body larger and the legs thinner. Then add details and shading to make it look more realistic.