A snake with horns on its head is typically associated with the mythical creature known as a "basilisk."
bird
Bird
It is a kind of sea bird.
A dragon with hair is often referred to as a "wyvern."
its a type of bird
A swallow is a small bird.
The mythical creature defeated by the Three Billy Goats Gruff was a troll.
Red legged crow
you can have like a mythical creature theme - kind of like fancy dress
Bulbul is a singing bird also known as Nightingale
A type of bird. (I think it's similar to a dove)