A 2006 American computer-animated film ''Ice Age: The Meltdown'' depicts the phenomenon of somnambulism at one of the main characters, Ellie. She is the only female mammoth left in the world, who, however, has a problem - she somehow thinks she is a possum (''"Don’t be ridiculous, I’m not a mamooth, I’m a possum"'') and refuses external suggestions (''"maybe because you’re mamooth?"'') pointing out that evidence in form of her physical appearance suggests otherwise.<ref>{{cite web |title=Ice Age: The Meltdown |chapter=Manny meets Ellie |year=2006 |url=https://www.youtube.com/watch?v=Q3i-auGmXyk |quote=Manny:I knew it, I knew I wasn’t the only one. | A 2006 American computer-animated film ''Ice Age: The Meltdown'' depicts the phenomenon of somnambulism at one of the main characters, Ellie. She is the only female mammoth left in the world, who, however, has a problem - she somehow thinks she is a possum (''"Don’t be ridiculous, I’m not a mamooth, I’m a possum"'') and refuses external suggestions (''"maybe because you’re mamooth?"'') pointing out that evidence in form of her physical appearance suggests otherwise.<ref>{{cite web |title=Ice Age: The Meltdown |chapter=Manny meets Ellie |year=2006 |url=https://www.youtube.com/watch?v=Q3i-auGmXyk |quote=Manny:I knew it, I knew I wasn’t the only one. |