Invertebrates come in many shapes and sizes and are found both on the land and in water.
Learn more about the many and varied orders of arachnida.
Myriapoda is a sub phylum of arthropods containing both millipedes and centipedes among others.
Onychophorids are close relatives of the Arthopoda and are commonly known as Velvet worms.
Tardigrades are also known as water bears, and they can be found the most extreme environments.