Nibblonian is a fictional species from the animated television series Futurama. They are small, green, and resemble a cross between a mouse and a humanoid, known for their intelligence and advanced technology. Nibblonians are often depicted as having large eyes and a round body, which contributes to their cute appearance. In the series, Nibblonians are revealed to be highly intelligent beings who possess the ability to manipulate time and space. They are also known for their role in the Futurama storyline involving the character Nibbler, who is a pet of Fry. Nibblonians play a significant part in the show's exploration of science fiction themes.