Animal Phyla/Tardigrada
< Animal Phyla 
Scanning Electron Microscope image of Milnesium tardigradum in active state.

- Tardigrada
- Name Meaning: Slow step
- English Common Name: Water bears
- Major distinguishing characteristics: Four segmented body and head
- Approximate number of species described: 1,000+
Natural History
Taxonomy
Anatomy
The Fossil Record
Quiz
- Tardigrada Quiz
References and Further Reading
- Tardigrada at Wikipedia
- Tardigrada at Tree of Life
- Tardigrada at Encyclopedia of Life