Which mammal is considered as the smallest mammal on earth?

Answer 1

The Etruscan shrew shares the title of world's smallest mammal with a fascinating creature from Thailand: Kitti's hog-nosed bat (Craseonycteris thonglongyai), also known as the bumblebee bat. It gets its nickname from its size — barely over an inch long — which makes it about the size of a large bumblebee!

Answer 2

The Bumblebee Bat is known as the is the smallest mammal in the earth.

Kitti's hog-nosed bat (Bumblebee Bat) is the smallest species of bat of about 29 to 33 mm in length and 2 g in mass.