• german – but also english – Forum:
www.skorpionforum.com 

• more breeders:
Skorpionzucht Stockmann   www.buthidae.eu
Giorgio Molisani    www.buthidae.ch
Dave & Claudia   www.skorpione-tityus.com

• International Forum:
All Scorpions Archives

• Occasional Publications in Scorpiology:
Euscorpius Paper