Slender Blind Snakes (Leptotyphlopidae) are considered to be the world's tiniest snakes, measuring approximately 4.3 in (11 cm) in length.
The tiniest bat is the Bumblebee Bat from Thailand and Burma, reaching just 1.1-1.6 in (30-40 mm) in length and weighing only 0.05-0.07 oz.
It's 2.2 in (5.7 cm) long and weighs 0.06 oz (1.8 g).
Males measure 2.4-3.1 in (6-8 cm), while females are significantly larger, reaching nearly 4 in (10 cm).
Suncus etruscus, also known as the Etruscan Pygmy Shrew and the White-toothed Pygmy Shrew, weighs only 0.04-0.1 oz.
They have an average body length of 3.6 in (92 mm) and are found in the Kirindy Mitea National Park in Western Madagascar.
They are extremely little, measuring 5.5-6.3 in (14-16 cm) without the tail.
The tiny Pygmy Rabbit (Brachylagus idahoensis) is the world's tiniest rabbit, with a normal body length of 9.4-11.4 in (24-29 cm).
Paedocypris (Paedocypris) is the smallest fish, measuring only 0.3 in (7.9 mm) in length.
They are the tiniest vertebrate, with an average body size of only 0.3 in (7.7 mm).