Twi'lek

Twi'leks, sometimes referred to derogatorily as Tail-Heads or Twi's, occasionally referred to as Rylothians, are a tall near-human species whose most striking feature us a pair of long appendages protruding from their skulls, called lekku. They hail from the planet of Ryloth, in the Outer Rim Territories, and female Twi'leks are often exported offworld as slaves.