OOOhhh, thanks, I have been wondering this difference for ages, now I know.
Ken and arvin, thanks a lot, I really appreciate your help, now I can choose the VFT that I want!

Flytrap.care, thanks a lot too for the help, especially that link. Very interesting flytraps, I have the savage garden book from peter d'amato. Its a good book. Again, thanks!!!!
Cheers