1. Because that Wiki's the most accurate Bionicle wiki out there? Besides, I'm sure if you don't believe that, there's a quote from Greg about it being a creature somewhere on BZP.
2. But, the set is the vehicle... This isn't.
3. But he based the vehicle off the creature... Not the other way around.

1. It's still a wiki. Let me go edit a wiki to tell you otherwise. };>)
2. Maybe, maybe not. You've got two possibilities here and loads of mistakes either way.
3. I can buy that Telluris created a vehicle from a Skopio. NP