Q:

What is the smallest animal on earth?

A:

Quick Answer

The smallest animal on earth is the tardigrade. The tardigrade is also known as the moss piglet or water bear.

Know More
What is the smallest animal on earth?
Credit: Roland Birke Photolibrary Getty Images

Full Answer

Tardigrades are identified by their segmented bodies. These animals have eight legs. Tardigrades are described as looking like chubby and short caterpillars. They are found in a variety of locations around the globe, from the highest mountains to the deepest oceans.

Tardigrades are invertebrates. An invertebrate is an animal that lacks a backbone. Invertebrates represent a wide range of animal species from spiders to starfish to jellyfish. In fact, approximately 97 percent of all animals on the planet are invertebrates.

Learn More

Related Questions

Explore