Parrot fish chew on hard objects and excrete sand
Beach sand allegedly primarily made of parrot fish poop in some locations
Conventions for describing parrot fish gender and color
Terminal and Initial Phase refer to color patterns that change throughout the fishes lifetime
Secondary Male was a female and became a male
Secondary female was a male and became a female
I might not have this correct so you can listen to the video if you actually care
https://m.youtube.com/watch?v=CgYMslXhskY