Instrument featured here in Danse Macbre by Saint-Saëns.
Violin
Composer of this ominous work
Edward Grieg
Mothman
Two of the same note value.
This particular monster is said to stand anywhere from 6ft to 9ft tall, to be almost completely covered in brown and black fur, and is believed to resemble something akin to an ape-like human.
Bigfoot
Instrument featured in J. S. Bach’s Toccata and Fugue in d minor.
Organ
The Sorcerer‘s Apprentice by Paul Dukas was made especially famous in this Disney animated feature film.
Fantasia
Frankenstein
Ti ti tah
Gatorman likes to thrash around swamps in this US state while searching for anything edible.
Florida
The tuba and double bass are used to represent the a shark in composer John Williams’ soundtrack to this movie.
Jaws
Hector Berlioz’s final movement of Symphonie Fantastique is a party consisting of these evil magical women.
Witches

Medusa; three of the same note value
Whintosser is a creature said to live in California’s coastal ranges in the Isthmus region among THESE tallest trees on earth.
Redwood
Dry bones are represented by the instrument heard hear in Saint-Säens’ Carnival of the Animals.
Xylophone
Hector Berloiz uses this bowed string playing technique of tapping the wood of the bow on the strings during his Symphonie Fantastique to represent dry bones
Collegno
Chupacabra
Fourth sixteenths (final two slurred) followed by single 8th note
Nessie is the nickname for this sea monster who’s been reportedly spotted in Scotland.
Loch Ness Monster
Der Erlkonig is a mysterious monster from a famous Schubert lieder for voice and piano sung in this language.
German
This interval is known as diabolous because it is harsh and scary. Also known as as diminished 5th or augmented 4th.
Tritone
Yatagarasu
three 16th notes followed by two 8th notes
Frosty might be a friendly one of these, but surely not Yeti, otherwise known as the Abominable.
Snowman