Board Thread:Warhammer 40k General Discussion/@comment-86.7.138.66-20130615215334/@comment-2.121.50.235-20130926124201

the latest ciaphus cain novel includes tyranids from a current hive fleet fighting tyranids from an ancient hive fleet predating all others.

1)what is different about this one hive fleet

2) there are also other mentions of ancient fleets, when did the nids first arive in our galaxy.

explain?