The smallest land animal in the world is the **Etruscan shrew** (Suncus etruscus). It is a tiny shrew that is found in southern Europe, North Africa, and the Middle East. The Etruscan shrew is only about 1.5-2 inches long and weighs about 0.18-0.3 grams. It is the smallest mammal by weight, and it is one of the smallest vertebrates in the world.
The Etruscan shrew is a nocturnal animal, and it eats insects and other small invertebrates. It has a very high metabolism, and it needs to eat almost constantly. The Etruscan shrew has a lifespan of only about 1.5 years.
The Etruscan shrew is an important part of the ecosystem, as it helps to control populations of insects and other pests. It is also a food source for predators such as owls and snakes.
The Etruscan shrew is a fascinating creature, and it is a reminder of the diversity of life on Earth.