The form of a female spider seems to be It's true physical form on Earth (or at least that is the closest thing the human mind can comprehend), living deep below the fictional town of
In the novel, It is a shapeshifting monster who usually takes the form of Pennywise the Dancing Clown, originating in a void containing and surrounding the Universe—a place referred to in the novel as the "Macroverse".
As in the 1990 ABC miniseries, which starred Tim Curry as the terrifying clown, Pennywise takes the form of a giant spider for the final battle. (According to King's book, Pennywise actually is a spider—sort of.
He took the form of a clown most frequently, Mr. Bob Gray or Pennywise, but his true form is an ancient eldritch entity from another universe who landed in the town that would become Derry by way of an asteroid and first awoke in 1715.
In Stephen King's IT, readers are introduced to a one-of-a-kind creature that can take any form, the most popular of which is Pennywise the Dancing Clown, and as terrifying as it is, this creature has one major foe: Maturin, the turtle.
Stephen King's 'IT' introduced readers to a one-of-a-kind creature that can take any form, the most common one being Pennywise the Dancing Clown, and as menacing as it is, this creature has one big enemy it's truly scared of: Maturin, the turtle.
IT thrives on chaos; an exact 27-year pattern is way too predictable for a being of pure evil. Rather, IT wakes up roughly every three decades, and stays away for a different period of time.
Pennywise's origins are briefly explored in both the book and It: Chapter Two, where it's revealed that he is a being that crash-landed on Earth from another dimension hundreds of years ago.
A god of destruction, not just of our world, but of multiple worlds and even multiple universes. It originated in a vast cosmic void between worlds that has been called, at times, the Macroverse, and in King's Dark Tower series, the Todash Darkness, in a space It refers to only as the Deadlights.
Image via Warner Bros. Finally, Pennywise is beaten into submission. He scurries away, utters the word "fear," and partially disintegrates before falling into the void. It's a powerful defeat of a powerful monster, and it's satisfaction enough were IT to remain a single film.
As well as having his right arm bitten off, Georgie is trying to crawl away but he was dragged into the sewers and devoured by Pennywise, with an unnamed older woman and her cat being the sole witnesses of the horrific scene, including before Georgie lost his arm.
Kersh is Pennywise's daughter.
There was a human Pennywise the Dancing Clown, but IT just takes his form. In the movie canon, Pennywise the Dancing Clown was a real person whose image IT decided was a terrifying enough basis for his child-scaring campaign.
“Pennywise the Clown” was never human. He doesn't have a “backstory” in that sense. He was never anything other than what he is in the book.
According to It, when humans got scared, "all the chemicals of fear flooded the body and salted the meat". This is why he prefers to feast on children -- their fears are simple, pure, and powerful compared to the complex, pathological fears of adults. Basically, children are delicious.
Throughout Stephen King's It, Pennywise is referred to as a male, but author Stephen King pulled a fast one on readers in the It book ending by revealing the creature's true form was a pregnant spider, implying that it is, in fact, biologically female.
She is the daughter of Pennywise and was brought up by him and incorporated into all of his evil ideas. She's a part of the whole thing. It's a transformation.”
This proves to be its undoing; Eddie nearly chokes it when it takes the form of a leper and is small enough for him to do that. When sufficiently weakened, the Losers kill It by crushing the heart it must have in the form of Pennywise the Dancing Clown.
Appearing like a comet or asteroid, It landed on Earth at what is initially a nondescript time long ago. Later on in the film, when the Losers enter It's Lair, they realize they're standing in the ground zero crater of an asteroid right beneath Derry.
In their final battle, the Losers' Club was able to kill Pennywise by reducing him to a child-like form as they overcame their fears.
What symbolizes a child's sense of imagination is manipulated to lure children to the clown, Pennywise (Bill Skarsgård). Pennywise's most notable ability is to manifest as each of the children's fears. Whenever the red balloon appears, it signals that Pennywise is close, if not already present.
That is, when Pennywise morphs into a werewolf, he is subject to the same weaknesses as a werewolf, including silver slugs. In both the original novel and made-for-television adaptation, Pennywise is weakened using silver bullets melted down from earrings.
Unlike the novel or miniseries, Alvin is sexually abusive towards his daughter, Beverly. After she came home from the pharmacy, her father shows up in front of her and passionately sniffs her hair. This cause Beverly to have an emotional breakdown and cuts off her ponytail.