Fun Gus was a fungus.
The vast majority of fiction writers include humans in their stories (or include humanoid aliens). Less fiction writers include non-human animals in their stories (or include n0n-humanoid alien animals). Still fewer fiction writers include plants in their stories, whether these plants be terrestrial or alien. And the writers who include fungi in their stories? I'm one of them. Check out these fantastic fungi facts,,, then get to writing!