- Seven hundred to one thousand years
- Large, cone-shaped heads
- Heads, arms & torsos were covered in suckers
- Maroon colored skin
- Deeply inset faces
- Stronger than humans
- Ability to transform themselves into other beings,
- Telepathic link between them & their Doppelgänger;
- Gives them memories & personality of their victim
- Divided into clans, each with a different culture
- Technology was entirely organic, including living ships & weapons that were grown
- Zygor was destroyed in a planetary catastrophe, leaving the species displaced
- Survivors travel the stars searching for a suitable world to settle
- Would capture high ranking members of other world & become their duplicate
- 1975: Invade Earth in a plan to repopulate it
- 2013: A peace treaty is brokered with humans, allowing them to live on Earth
- Radical factions attempt to end secrecy & claim Earth openly
- They were defeated & peace was preserved, continued living on Earth in secret
