The word 'creature' is used to describe any manner of animal - be it real or fantasy. You could refer to a dog, a werewolf or even a human as a 'creature'.
The dog wagged its tail enthusiastically upon the arrival of its owner, the creature's tongue hanging limply from the side of its mouth.
Or, if you want simply the word 'creature,' instead of 'creature's' - even though that is merely a possessive add-on for the dog - here:
The creature was large, fanged and coated in slick, black hair that made it almost impossible to glimpse in the darkness of night. Without a doubt, the Wolf-Man would be difficult game to hunt.
That, pretty much, covers the word 'creature'.
Every living creature on earth responds to the messages implicit in the play of light and color.
The students had difficulty assigning the creature to an appropriate taxon.
Big foot is a creepy creature.
The butterfly is an interesting creature. The dark creature slid silently from the black lagoon.
The creature lurked in the shadows. there is also a character in harry potter named creature so a sentence with that in it would be soething like... Creature spat at his feet and yelled at him to get out!
A platypus is an interesting creature.
Did you see that old Sci-Fi movie called "The Creature from the Black Lagoon?"
Every living creature on earth responds to the messages implicit in the play of light and color.
The cat is quite a stealthy and crafty creature! :]
The students had difficulty assigning the creature to an appropriate taxon.
The chameleon is a polymorphous creature that can change its colors to blend in with its surroundings.
The unknown creature lay asleep in front of our eyes.
The anthropophagus creature was feared by the villagers for its insatiable hunger for human flesh.
Not a creature was stirring, not even a mouse! Please stop stirring the pot.
Big foot is a creepy creature.
the creature was very friendly
We will classify this new species as a mammal.How do you classify this, Mister Burns?