Cows are living animals made of organic tissue, while rubber ducks are artificial objects made of rubber or plastic.

Cows are raised for milk, meat, and leather production, whereas rubber ducks are primarily toys used for entertainment, especially in bathtubs.

Cows can walk, run, and graze on their own, while rubber ducks are inanimate and can only float or be moved by an external force.

Cows produce natural sounds like "moo," whereas rubber ducks typically make a squeaky noise when squeezed.

Cows are born, grow, reproduce, and eventually die, whereas rubber ducks do not age, reproduce, or have a biological life cycle.

Rubber ducks are man-made objects, while cows are naturally occurring living animals.

Rubber ducks are mainly used as toys or decorations, whereas cows are farm animals raised for milk, meat, and leather.

Rubber ducks can only float or be moved manually, while cows can walk, run, and interact with their environment.

Cows communicate through sounds like "moo" and body language, while rubber ducks only make noise when squeezed.

Cows have organs, eat food, and grow, while rubber ducks are produced in factories and remain unchanged over time.