Do Gremlins Exist?

 We're not talking about the movies from the eighties-(Soon to be re-booted?)

Gremlins Poster from WW2

Do Gremlins as in actual creatures Hell-bent on destruction actually exist?
Here's an eye-witness from WWII.

Are they related to the Wee-Folk?

Here's  a classic Bugs Bunny featuring one:


From Mysterious Universe

And finally a quick cut from 2 Minute Twilight Zone of Nightmare at 20,000 Feet:

Later,
Paul Parducci