No, the density of the object is less than water, not the density of the material. The Duck is made of plastic, and it traps air. Similarly, you can make a boat

No, the density of the object is less than water, not the density of the material. The Duck is made of plastic, and it traps air. Similarly, you can make a boat that floats in water out of concrete or metal. It is an important distinction when trying to understand buoyancy.