Ocular nerves allow you to interpret what you see and blood vessels keep your eyes oxygenated. Six muscles, collectively called the extraocular muscles, move the eyeball. A seventh muscle moves the eyelid and is also found in the orbit.
Mermaid Man and Barnacle Boy are fictional characters in the Nickelodeon animated television series SpongeBob SquarePants. Mermaid Man was voiced by Ernest Borgnine from 1999 to his death in 2012, and Barnacle Boy is voiced by Tim Conway. Mermaid Man and Barnacle Boy were created and designed by Stephen Hillenburg. The characters debuted on August 21, 1999 in the series' episode Mermaid Man and Barnacle Boy.
Ursula the Sea Witch is a fictional character and the main antagonist from Walt Disney Pictures ' 28th animated film The Little Mermaid (1989). She is voiced by Pat Carroll, who also provides her vocals for all the canonical animated media. Ursula is based on the  Sea witch / sorceress  character in Hans Christian Andersen 's story  The Little Mermaid . In the original story the sea witch is a neutral enabler, but for Disney's adaptation, the character was modified into a full-fledged antagonist and plays a larger role in the overall story.