Smallest mammal (by mass)
Who
Etruscan shrew, Suncus etruscus
What
1.5-2.6 gram(s)
Where
Not Applicable ()

The world's smallest terrestrial mammal (non-flying) is Savi's pygmy shrew (Suncus etruscus), of the Mediterranean and southern Asia regions. The shrew is about the size of a thumb, with an average body length of 36-53 mm (1.4-2 in), tail length of 24-29 mm (0.9-1 in) and weighing just 1.5-2.6 g (0.05-0.09 oz).