various
Shas'o

The alien Tau expand their empire and bring the Greater Good to the galaxy in this collection of tales that sees them come into conflict with the Imperium at every turn…
Warhammer 40k
anthology

It contains:
A Sanctuary of Wyrms
The Patient Hunter
The Kauyon
Shadowsun: the Last of Kiru's Line
Aun'shi
Fire And Ice
Out Caste
The Tau'va
Commander Shadow
The Arkunasha War

Also in:
Alien Invasion: the Xenos Digital Collection