No, it is slang for what is eaten.
Grub is another name for food
grub, chow, square, vittles, sustainance, . . .
grub
his nickname was Grub
I think the answer is Witchetty grub
grub
Umm... it's a prey. It's a bug, and lots of animals like eating bugs...
The huhu grub found in new Zealand
Phagocytosis, which literally means a condition of cell eating.
adult trolls
A huhu grub is the larva of a huhu beetle.
grub :D