Cartoon: "THERE IS ANOTHER CREATURE PRONE ON A ROCK! ITS SKULL IS OPEN -- AND EMPTY! HORROR, YOU SOMEHOW REALIZE THAT THEIS BEING INTENDS TO PLANT YOUR BRAIN IN THAT EMPTY SKULL!"

From Author Wars - https://authorwars.com/books/cartoon-there-is-another-creature-prone-on-a-rock-its-skull-is-open----and-empty-horror-you-somehow-2656466.html

Overview:

Title: Cartoon: "THERE IS ANOTHER CREATURE PRONE ON A ROCK! ITS SKULL IS OPEN -- AND EMPTY! HORROR, YOU SOMEHOW REALIZE THAT THEIS BEING INTENDS TO PLANT YOUR BRAIN IN THAT EMPTY SKULL!"
Author: Basil Wolverton
Year: 2019
Type: Interior Art

Editions/Publications:

Unknown. Fantastic Fictioneers: A History of the Incredible Volume Two (Unknown, Basil Wolverton, PS Publishing, ISBN-10: 9781786364265, £50.00, 389 pages, Hardcover, Non-fiction)

This text has been adapted from the Cartoon: "THERE IS ANOTHER CREATURE PRONE ON A ROCK! ITS SKULL IS OPEN -- AND EMPTY! HORROR, YOU SOMEHOW REALIZE THAT THEIS BEING INTENDS TO PLANT YOUR BRAIN IN THAT EMPTY SKULL!" entry at the Internet Speculative Fiction Database and is available under a Creative Commons License. The ISFDB does not endorse or sponsor this use.