What Is The Smallest Animal On Earth?

The Etruscan shrew is the lightest living mammal, making it the smallest living mammal overall.It is also known as the white-toothed pygmy shrew or Suncus etruscus.It is longer than Kitti’s hog-nosed bat, measuring between 36 and 52 mm in length, excluding the tail.However, individuals can weigh as low as 1.5g, which means the Etruscan shrew claims the title for the lightest rodent in the world.