Luxan

Luxan are a fictional race from from Farscape universe.

Luxans are a fierce warrior race, whose physical makeup is bent towards survival and victory in combat. Aside from being exceptionally strong and agile, they possess two hearts, giving them enhanced constitutions. The other apparent feature are their tenkas, tentacles on their heads. Also they have a surprisingly long tongue covered with a toxin that causes unconsciousness. With practice Luxans can use their tongues to wrap around object, and can support a good amount of weight.

Luxans, when provoked to an extreme, enter a state known as Hyper-Rage. These rages are marked by extreme violence and memory loss.