Gollum, aka Smeagol (the name he wore when he was a hobbit) - a fictional creature, one of the key characters in the works of JRR Tolkien's "The Hobbit, or There and Back Again" and "Lord of the Rings."
Gollum - being small in stature, very skinny and large luminous eyes. His skin, according to "The Hobbit", shiny and black. In 'Hobbit' it is mentioned that in the past he has lived on the surface. Gollum was a Hobbit before, but he did not like the sun and tried to the very depths. Gollum is quite strong and agile, but a coward, and a liar.