Changes

6) All forms of life are extinguished, all nutrients are gathered, and the Hive Fleet leaves the empty husk of the world for another.<br>

Each ship is named after the first hive fleet that the ship appeared in. The names "Tyranids," the designations of hive fleets, and other names of individual Tyranid creatures are named by scholars of the Imperium and not by the Tyranids themselves. The problem with labeling these ships comes from the fact that the ships are constantly changing. Thus, catagories for the Tyranid fleets are based on size and purpose, not necessarily individual designs.³